Add pr.synchronize event on percy workflow

.github/workflows/test-with-example.yml

@@ -2,7 +2,7 @@ name: Test with example
 
 on:
   pull_request:
-    types: [opened, reopened]
+    types: [opened, reopened, synchronize]
 
 jobs:
   build:
@@ -32,4 +32,4 @@ jobs:
           echo "== Pushing branch =="
           git add .
           git commit -m "Updated theme to ${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}} branch."
-          git push -f origin theme--${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}
\ No newline at end of file
+          git push -f origin theme--${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}