build: inline external Github Actions to unblock CI (#12241)

* build: inline cached-dependencies to unblock CI

* Run E2E on pull_request on;y

* Inline all external actions

* Checkout needed for internal actions

Also fixes pre-commit

* Add missing files

.github/workflows/pr-lint.yml

@@ -12,7 +12,8 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-      - uses: morrisoncole/pr-lint-action@v1.4.1
+      - uses: actions/checkout@v2
+      - uses: ./.github/actions/pr-lint-action
         with:
           title-regex: "^(build|chore|ci|docs|feat|fix|perf|refactor|style|test|other)((.+))?:\\s.+"
           on-failed-regex-fail-action: true