commit off set ranges fix (#2380)

Author: ildar-khisambeev

ydb/public/sdk/cpp/client/ydb_persqueue_core/impl/read_session.ipp

@@ -77,7 +77,7 @@ void TPartitionStreamImpl<UseMigrationProtocol>::Commit(ui64 startOffset, ui64 e
             Commits.EraseInterval(0, endOffset); // Drop only committed ranges;
         }
         for (auto range: toCommit) {
-            sessionShared->Commit(this, range.first, range.second);
+            sessionShared->Commit(this, range.first, Min(range.second, endOffset));
         }
     }
 }

ydb/public/sdk/cpp/client/ydb_persqueue_core/ut/read_session_ut.cpp

@@ -1579,8 +1579,8 @@ Y_UNIT_TEST_SUITE(ReadSessionImplTest) {
                 }
                 for (const auto& range : req.offset_ranges()) {
                     Cerr << "RANGE " << range.start_offset() << " " << range.end_offset() << "\n";
-                    if (range.start_offset() == 10 && range.end_offset() == 12) has1 = true;
-                    else if (range.start_offset() == 0 && range.end_offset() == 10) has2 = true;
+                    if (range.start_offset() == 3 && range.end_offset() == 12) has1 = true;
+                    else if (range.start_offset() == 0 && range.end_offset() == 3) has2 = true;
                     else UNIT_ASSERT(false);
                 }
             }));