Disable failing tests (#2685)

* Update config_amd_windows.json - Disable failing tests on windows for now
* Update hipMallocPitch.cc - Disable failing Unit_hipMallocPitch_Negative test

catch/hipTestMain/config/config_amd_windows.json

@@ -66,7 +66,14 @@
 	   "Unit_hipHostMalloc_Coherent",
 	   "Unit_hipHostMalloc_Default",
 	   "Unit_hipStreamCreate_MultistreamBasicFunctionalities",
-	   "Unit_hipEventIpc"
+	   "Unit_hipEventIpc",
+	   "Unit_hipGraphAddDependencies_NegTest",
+	   "Unit_hipGraphAddEventRecordNode_Functional_WithoutFlags",
+	   "Unit_hipGraphAddEventRecordNode_Functional_ElapsedTime",
+	   "Unit_hipGraphAddEventRecordNode_Functional_WithFlags",
+	   "Unit_hipGraphAddEventRecordNode_MultipleRun",
+	   "Unit_hipMalloc3D_Negative",
+	   "Unit_hipPointerGetAttribute_MappedMem"
 	]
 
 }