Uncomment tests using optional parameters in LINQ

Update to dotnet SDK 10.0.100-preview.5.25258.31, which contains the
fix for dotnet/csharplang#9246.

This reverts commit 4f8ea72.

Fixes #35547

Author: roji

test/EFCore.Cosmos.FunctionalTests/Query/NorthwindAggregateOperatorsQueryCosmosTest.cs

@@ -1442,32 +1442,29 @@ WHERE ARRAY_CONTAINS(@ids, c["EmployeeID"])
 """);
             });
 
-// TODO: The base implementations no longer compile since https://github.com/dotnet/runtime/pull/110197 (Contains overload added with
-// optional parameter, not supported in expression trees). #35547 is tracking on the EF side.
-//
-//     public override Task Contains_with_local_nullable_uint_array_closure(bool async)
-//         => Fixture.NoSyncTest(
-//             async, async a =>
-//             {
-//                 await base.Contains_with_local_nullable_uint_array_closure(a);
-//
-//                 AssertSql(
-//                     """
-// @ids='[0,1]'
-//
-// SELECT VALUE c
-// FROM root c
-// WHERE ARRAY_CONTAINS(@ids, c["EmployeeID"])
-// """,
-//                     //
-//                     """
-// @ids='[0]'
-//
-// SELECT VALUE c
-// FROM root c
-// WHERE ARRAY_CONTAINS(@ids, c["EmployeeID"])
-// """);
-//             });
+    public override Task Contains_with_local_nullable_uint_array_closure(bool async)
+        => Fixture.NoSyncTest(
+            async, async a =>
+            {
+                await base.Contains_with_local_nullable_uint_array_closure(a);
+
+                AssertSql(
+                    """
+@ids='[0,1]'
+
+SELECT VALUE c
+FROM root c
+WHERE ARRAY_CONTAINS(@ids, c["EmployeeID"])
+""",
+                    //
+                    """
+@ids='[0]'
+
+SELECT VALUE c
+FROM root c
+WHERE ARRAY_CONTAINS(@ids, c["EmployeeID"])
+""");
+            });
 
     public override Task Contains_with_local_array_inline(bool async)
         => Fixture.NoSyncTest(
@@ -2007,25 +2004,21 @@ FROM root c
         }
     }
 
-    // TODO: The base implementations no longer compile since https://github.com/dotnet/runtime/pull/110197 (Contains overload added with
-    // optional parameter, not supported in expression trees). #35547 is tracking on the EF side.
-    //
-    //
-    // public override async Task Contains_with_local_tuple_array_closure(bool async)
-    // {
-    //     // Contains over subquery. Issue #17246.
-    //     await AssertTranslationFailed(() => base.Contains_with_local_tuple_array_closure(async));
-    //
-    //     AssertSql();
-    // }
-    //
-    // public override async Task Contains_with_local_anonymous_type_array_closure(bool async)
-    // {
-    //     // Contains over subquery. Issue #17246.
-    //     await AssertTranslationFailed(() => base.Contains_with_local_anonymous_type_array_closure(async));
-    //
-    //     AssertSql();
-    // }
+    public override async Task Contains_with_local_tuple_array_closure(bool async)
+    {
+        // Contains over subquery. Issue #17246.
+        await AssertTranslationFailed(() => base.Contains_with_local_tuple_array_closure(async));
+
+        AssertSql();
+    }
+
+    public override async Task Contains_with_local_anonymous_type_array_closure(bool async)
+    {
+        // Contains over subquery. Issue #17246.
+        await AssertTranslationFailed(() => base.Contains_with_local_anonymous_type_array_closure(async));
+
+        AssertSql();
+    }
 
     public override async Task OfType_Select(bool async)
     {

test/EFCore.Cosmos.FunctionalTests/Query/NorthwindWhereQueryCosmosTest.cs

@@ -1627,16 +1627,13 @@ public override async Task Where_collection_navigation_ToArray_Count(bool async)
         AssertSql();
     }
 
-    // TODO: The base implementations no longer compile since https://github.com/dotnet/runtime/pull/110197 (Contains overload added with
-    // optional parameter, not supported in expression trees). #35547 is tracking on the EF side.
-    //
-    // public override async Task Where_collection_navigation_ToArray_Contains(bool async)
-    // {
-    //     // Cosmos client evaluation. Issue #17246.
-    //     await AssertTranslationFailed(() => base.Where_collection_navigation_ToArray_Contains(async));
-    //
-    //     AssertSql();
-    // }
+    public override async Task Where_collection_navigation_ToArray_Contains(bool async)
+    {
+        // Cosmos client evaluation. Issue #17246.
+        await AssertTranslationFailed(() => base.Where_collection_navigation_ToArray_Contains(async));
+
+        AssertSql();
+    }
 
     public override async Task Where_collection_navigation_AsEnumerable_Count(bool async)
     {
@@ -1694,24 +1691,21 @@ FROM root c
 """);
             });
 
-// TODO: The base implementations no longer compile since https://github.com/dotnet/runtime/pull/110197 (Contains overload added with
-// optional parameter, not supported in expression trees). #35547 is tracking on the EF side.
-//
-//     public override Task Where_array_of_object_contains_over_value_type(bool async)
-//         => Fixture.NoSyncTest(
-//             async, async a =>
-//             {
-//                 await base.Where_array_of_object_contains_over_value_type(a);
-//
-//                 AssertSql(
-//                     """
-// @orderIds='[10248,10249]'
-//
-// SELECT VALUE c
-// FROM root c
-// WHERE ((c["$type"] = "Order") AND ARRAY_CONTAINS(@orderIds, c["OrderID"]))
-// """);
-//             });
+    public override Task Where_array_of_object_contains_over_value_type(bool async)
+        => Fixture.NoSyncTest(
+            async, async a =>
+            {
+                await base.Where_array_of_object_contains_over_value_type(a);
+
+                AssertSql(
+                    """
+@orderIds='[10248,10249]'
+
+SELECT VALUE c
+FROM root c
+WHERE ((c["$type"] = "Order") AND ARRAY_CONTAINS(@orderIds, c["OrderID"]))
+""");
+            });
 
     public override Task Filter_with_EF_Property_using_closure_for_property_name(bool async)
         => Fixture.NoSyncTest(