Revert "[Xamarin.Android.Build.Tasks] fix .aar files flowing from project references (#8193)"

Context: #8196

This reverts commit 02bd7db.

Given the issue found with building .NET MAUI. Let's let the change
"cook" a bit before servicing this change.

Author: jonathanpeppers

src/Xamarin.Android.Build.Tasks/MSBuild/Xamarin/Android/Xamarin.Android.AvailableItems.targets

@@ -103,7 +103,6 @@ This item group populates the Build Action drop-down in IDEs.
       <AndroidJavaLibrary Include="@(AndroidLibrary)" Condition=" '%(AndroidLibrary.Extension)' == '.jar' and '%(AndroidLibrary.Bind)' != 'true' " />
       <EmbeddedJar        Include="@(AndroidLibrary)" Condition=" '%(AndroidLibrary.Extension)' == '.jar' and '%(AndroidLibrary.Bind)' == 'true' " />
       <!-- .aar files should be copied to $(OutputPath) in .NET 6-->
-      <None Include="@(AndroidAarLibrary)" TfmSpecificPackageFile="%(AndroidAarLibrary.Pack)" Pack="false" CopyToOutputDirectory="PreserveNewest" Link="%(Filename)%(Extension)" />
       <None Include="@(LibraryProjectZip)" TfmSpecificPackageFile="%(LibraryProjectZip.Pack)" Pack="false" CopyToOutputDirectory="PreserveNewest" Link="%(Filename)%(Extension)" />
     </ItemGroup>
     <!-- Legacy binding projects -->

src/Xamarin.Android.Build.Tasks/Tests/Xamarin.Android.Build.Tests/XASdkTests.cs

@@ -117,10 +117,6 @@ public Foo ()
 					new AndroidItem.AndroidLibrary ("sub\\directory\\bar.aar") {
 						WebContent = "https://repo1.maven.org/maven2/com/balysv/material-menu/1.1.0/material-menu-1.1.0.aar",
 					},
-					new AndroidItem.AndroidLibrary ("sub\\directory\\baz.aar") {
-						WebContent = "https://repo1.maven.org/maven2/com/soundcloud/android/android-crop/1.0.1/android-crop-1.0.1.aar",
-						MetadataValues = "Bind=false",
-					},
 					new AndroidItem.AndroidJavaSource ("JavaSourceTestExtension.java") {
 						Encoding = Encoding.ASCII,
 						TextContent = () => ResourceData.JavaSourceTestExtension,
@@ -139,10 +135,6 @@ public Foo ()
 			libB.OtherBuildItems.Add (new AndroidItem.AndroidLibrary ("sub\\directory\\arm64-v8a\\libfoo.so") {
 				BinaryContent = () => Array.Empty<byte> (),
 			});
-			libB.OtherBuildItems.Add (new AndroidItem.AndroidLibrary (default (Func<string>)) {
-				Update = () => "sub\\directory\\baz.aar",
-				MetadataValues = "Bind=false",
-			});
 			libB.OtherBuildItems.Add (new AndroidItem.AndroidNativeLibrary (default (Func<string>)) {
 				Update = () => "libfoo.so",
 				MetadataValues = "Link=x86\\libfoo.so",
@@ -164,7 +156,6 @@ public Foo ()
 			aarPath = Path.Combine (libBOutputPath, $"{libB.ProjectName}.aar");
 			FileAssert.Exists (aarPath);
 			FileAssert.Exists (Path.Combine (libBOutputPath, "bar.aar"));
-			FileAssert.Exists (Path.Combine (libBOutputPath, "baz.aar"));
 			using (var aar = ZipHelper.OpenZip (aarPath)) {
 				aar.AssertContainsEntry (aarPath, "assets/foo/foo.txt");
 				aar.AssertContainsEntry (aarPath, "res/layout/mylayout.xml");
@@ -226,10 +217,6 @@ public Foo ()
 			Assert.IsTrue (DexUtils.ContainsClass (className, dexFile, AndroidSdkPath), $"`{dexFile}` should include `{className}`!");
 			className = "Lcom/xamarin/android/test/msbuildtest/JavaSourceTestExtension;";
 			Assert.IsTrue (DexUtils.ContainsClass (className, dexFile, AndroidSdkPath), $"`{dexFile}` should include `{className}`!");
-			className = "Lcom/balysv/material/drawable/menu/MaterialMenu;"; // from material-menu-1.1.0.aar
-			Assert.IsTrue (DexUtils.ContainsClass (className, dexFile, AndroidSdkPath), $"`{dexFile}` should include `{className}`!");
-			className = "Lcom/soundcloud/android/crop/Crop;"; // from android-crop-1.0.1.aar
-			Assert.IsTrue (DexUtils.ContainsClass (className, dexFile, AndroidSdkPath), $"`{dexFile}` should include `{className}`!");
 
 			// Check environment variable
 			var environmentFiles = EnvironmentHelper.GatherEnvironmentFiles (intermediate, "x86", required: true);