Fixing duplicate test names.

packages/flutter/test/widgets/shadow_test.dart

@@ -89,7 +89,7 @@ void main() {
     );
     await expectLater(
       find.byType(Container),
-      matchesSkiaGoldFile('shadow.PhysicalModel.disabled.png'),
+      matchesSkiaGoldFile('shadow.PhysicalModel.disabled.0.png'),
 //      matchesGoldenFile('shadow.PhysicalModel.disabled.png'),
     );
     debugDisableShadows = false;
@@ -129,7 +129,7 @@ void main() {
       await tester.pumpWidget(build(elevation.toDouble()));
       await expectLater(
         find.byType(Container),
-        matchesSkiaGoldFile('shadow.PhysicalModel.disabled.png'),
+        matchesSkiaGoldFile('shadow.PhysicalModel.disabled.1.png'),
 //        matchesGoldenFile('shadow.PhysicalModel.disabled.png'),
       );
     }

packages/flutter_goldens_client/lib/client.dart

@@ -148,7 +148,7 @@ class SkiaGoldClient {
 
   Future<String> _getCommitHash() async {
     // TODO: Remove after baseline is established and pre-commit works
-    return 'b27b3d744670bb9312824ec94353b93e7d0424ea';
+    return '96f15c74adebb221eb044d3fc71b2d62da0046c0';
 //    if (!flutterRoot.existsSync()) {
 //      return null;
 //    } else {