8055765: Misplaced @key stress prevents MallocSiteHashOverflow.java and...

8055765: Misplaced @key stress prevents MallocSiteHashOverflow.java and MallocStressTest.java tests from running
Reviewed-by: ctornqvi, zgu, hseigel

test/runtime/NMT/MallocSiteHashOverflow.java

@@ -22,10 +22,9 @@
  */
 
 /*
- * @key stress
  * @test
  * @summary Test corner case that overflows malloc site hashtable bucket
- * @key nmt jcmd
+ * @key nmt jcmd stress
  * @library /testlibrary /testlibrary/whitebox
  * @ignore - This test is disabled since it will stress NMT and timeout during normal testing
  * @build MallocSiteHashOverflow

test/runtime/NMT/MallocStressTest.java

@@ -22,10 +22,9 @@
  */
 
 /*
- * @key stress
  * @test
  * @summary Stress test for malloc tracking
- * @key nmt jcmd
+ * @key nmt jcmd stress
  * @library /testlibrary /testlibrary/whitebox
  * @build MallocStressTest
  * @ignore - This test is disabled since it will stress NMT and timeout during normal testing