Re-enable 137-cfi test.

Bug: 151137723
Test: ./art/test.py -r --target -t 137 --jit --32
Change-Id: Id6b1b9fae96ddf3af2067ab9c677cac6e63442e5
diff --git a/test/knownfailures.json b/test/knownfailures.json
index a55bbd5..f9111b7 100644
--- a/test/knownfailures.json
+++ b/test/knownfailures.json
@@ -1371,11 +1371,5 @@
         "variant": "gcstress & debuggable & debug & host",
         "bug": "b/149708943",
         "description": ["Timeouts."]
-    },
-    {
-        "tests": ["137-cfi"],
-        "variant": "target & jit",
-        "bug": "b/151137723",
-        "description": ["Fails on arm32"]
     }
 ]