Update test names after package changes.

Test: run-libcore-tests
Change-Id: I7bb8b4818662607122e929a1e57ebf3ce086678b
diff --git a/tools/libcore_gcstress_debug_failures.txt b/tools/libcore_gcstress_debug_failures.txt
index d27b8fc..0029b0a 100644
--- a/tools/libcore_gcstress_debug_failures.txt
+++ b/tools/libcore_gcstress_debug_failures.txt
@@ -9,9 +9,9 @@
   result: EXEC_FAILED,
   modes: [device],
   names: ["jsr166.CompletableFutureTest#testCompleteOnTimeout_completed",
-          "libcore.icu.TransliteratorTest#testAll",
-          "libcore.icu.RelativeDateTimeFormatterTest#test_bug25821045",
-          "libcore.icu.RelativeDateTimeFormatterTest#test_bug25883157",
+          "libcore.libcore.icu.TransliteratorTest#testAll",
+          "libcore.libcore.icu.RelativeDateTimeFormatterTest#test_bug25821045",
+          "libcore.libcore.icu.RelativeDateTimeFormatterTest#test_bug25883157",
           "libcore.java.lang.ref.ReferenceQueueTest#testRemoveWithDelayedResultAndTimeout",
           "libcore.java.lang.ref.ReferenceQueueTest#testRemoveWithDelayedResultAndNoTimeout",
           "libcore.java.util.TimeZoneTest#testSetDefaultDeadlock",