More cleanup in the Vulkan viewer

gm/scaledstrokes.cpp

Index: gm/scaledstrokes.cpp
diff --git a/gm/scaledstrokes.cpp b/gm/scaledstrokes.cpp
index 59c3efb1cc9decdddb43bb25ae2a716dfb24e0fa..1ee2350236c37e0e4f555acefdd072a9d93c2414 100644
--- a/gm/scaledstrokes.cpp
+++ b/gm/scaledstrokes.cpp
@@ -73,6 +73,7 @@ protected:
 
                 canvas->translate(80.0f, 0.0f);
             }
+            canvas->restore();
         }
 
     }