Enable regression test for array aliasing bug.

Bug: 64018485

(cherry-picked from commit f939b3f7afb6c38b00ece6631a4675605cbef474)
Test: 662
Change-Id: I93b1f4a825d33a2e3f0d92c7fa97358b1e7bd961
diff --git a/test/knownfailures.json b/test/knownfailures.json
index 65e89ee..69421de 100644
--- a/test/knownfailures.json
+++ b/test/knownfailures.json
@@ -727,11 +727,5 @@
         ],
         "description": [ "Disable the jvmti can_suspend cap and associated tests" ],
         "bug": "b/63579748"
-    },
-    {
-        "tests": "662-regression-alias",
-        "variant": "target",
-        "description": ["disable until ARM scheduling/aliasing bug is fixed."],
-        "bug": "b/64018485"
     }
 ]