8236848: [JDK 11u] make run-test-tier1 fails after backport of JDK-8232834

Remove extraneous closing brackets

Reviewed-by: neugens, goetz
diff --git a/make/RunTests.gmk b/make/RunTests.gmk
index 622fb81..031aa37 100644
--- a/make/RunTests.gmk
+++ b/make/RunTests.gmk
@@ -754,7 +754,7 @@
 	        $$($1_TEST_NAME) \
 	    && $$(ECHO) $$$$? > $$($1_EXITCODE) \
 	    || $$(ECHO) $$$$? > $$($1_EXITCODE) \
-	)))
+	))
 
   $1_RESULT_FILE := $$($1_TEST_RESULTS_DIR)/text/stats.txt
 
@@ -833,7 +833,7 @@
 	        > >($(TEE) $$($1_TEST_RESULTS_DIR)/test-output.txt) \
 	    && $$(ECHO) $$$$? > $$($1_EXITCODE) \
 	    || $$(ECHO) $$$$? > $$($1_EXITCODE) \
-	)))
+	))
 
   $1_RESULT_FILE := $$($1_TEST_RESULTS_DIR)/gtest.txt