Change RemoveDefaultProvidersTest ExcecutionMode

Author: WillChilds-Klein

tst/com/amazon/corretto/crypto/provider/test/RemoveDefaultProvidersTest.java

@@ -21,7 +21,7 @@
 import org.junit.jupiter.api.parallel.ResourceAccessMode;
 import org.junit.jupiter.api.parallel.ResourceLock;
 
-@Execution(ExecutionMode.CONCURRENT)
+@Execution(ExecutionMode.SAME_THREAD)
 @ExtendWith(TestResultLogger.class)
 @ResourceLock(value = TestUtil.RESOURCE_GLOBAL, mode = ResourceAccessMode.READ_WRITE)
 // This test is used to prove that functionality tested within it is independent of