add pull_request synchronize trigger so workflows run when new commits are pushed to PR

Author: emilykl

.github/workflows/build-package.yml

@@ -3,7 +3,7 @@ name: Build
 on:
   push:
   pull_request:
-    types: [opened, reopened]
+    types: [opened, reopened, synchronize]
 
 jobs:
   plotlyjs-dev-build:

.github/workflows/check-formatting.yml

@@ -3,7 +3,7 @@ name: Check Python code formatting
 on:
   push:
   pull_request:
-    types: [opened, reopened]
+    types: [opened, reopened, synchronize]
 
 jobs:
   check-code-formatting:

.github/workflows/run-percy.yml

@@ -3,7 +3,7 @@ name: Run Percy
 on:
   push:
   pull_request:
-    types: [opened, reopened]
+    types: [opened, reopened, synchronize]
   workflow_dispatch:
 
 jobs:

.github/workflows/run-pytest.yml

@@ -3,7 +3,7 @@ name: Test
 on:
   push:
   pull_request:
-    types: [opened, reopened]
+    types: [opened, reopened, synchronize]
 
 jobs:
   test-core: