SWDEV-340649 - Disables memory oversubscription test case (#2810)

Change-Id: I5597995c097b35564298d7ea8200ef2d89dcfa0f

tests/catch/hipTestMain/config/config_amd_linux.json

@@ -1,7 +1,7 @@
 {
     "DisabledTests":
 	[
-	   "Unit_hipStreamPerThread_DeviceReset_1"
+	   "Unit_hipStreamPerThread_DeviceReset_1",
+	   "Unit_hipMallocManaged_OverSubscription"
 	]
-
 }