Run TestBigQueryCaseInsensitiveMappingWithCache with single thread

Author: ebyhr

plugin/trino-bigquery/src/test/java/io/trino/plugin/bigquery/TestBigQueryCaseInsensitiveMappingWithCache.java

@@ -15,7 +15,11 @@
 
 import com.google.common.collect.ImmutableMap;
 import io.trino.testing.QueryRunner;
+import org.junit.jupiter.api.parallel.Execution;
 
+import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
+
+@Execution(SAME_THREAD) // run single-threaded to avoid interference with other tests
 final class TestBigQueryCaseInsensitiveMappingWithCache
         extends BaseBigQueryCaseInsensitiveMapping
 {