ci: change backport config and update pre-commit config

.github/workflows/backport.yml

@@ -0,0 +1,26 @@
+name: Backport
+on:
+  pull_request_target:
+    types:
+      - closed
+      - labeled
+
+jobs:
+  backport:
+    name: Backport
+    runs-on: ubuntu-latest
+    # Only react to merged PRs for security reasons.
+    # See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#pull_request_target.
+    if: >
+      github.event.pull_request.merged
+      && (
+        github.event.action == 'closed'
+        || (
+          github.event.action == 'labeled'
+          && contains(github.event.label.name, 'backport')
+        )
+      )
+    steps:
+      - uses: tibdex/backport@v2
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}

.pre-commit-config.yaml

@@ -70,16 +70,23 @@ repos:
       - id: flake8
         additional_dependencies: ['flake8-bugbear']
 
+  - repo: https://github.com/codespell-project/codespell
+    rev: v2.3.0
+    hooks:
+      - id: codespell
+        additional_dependencies:
+          - tomli
+
   - repo: https://github.com/agritheory/test_utils
-    rev: v0.11.0
+    rev: v0.15.0
     hooks:
+      - id: update_pre_commit_config
       - id: validate_copyright
         files: '\.(js|ts|py|md)$'
         args: ["--app", "cloud_storage"]
       - id: clean_customized_doctypes
         args: ["--app", "cloud_storage"]
       - id: validate_customizations
-        args: ["--set-module", "True"]
       - id: validate_python_dependencies
       - id: validate_javascript_dependencies