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/actions/cached-dependencies/__tests__/tsconfig.json

@@ -0,0 +1,10 @@
+{
+  "extends": "../tsconfig.json",
+  "compilerOptions": {
+    "baseUrl": "./",
+    "outDir": "../build",
+    "noEmit": true,
+    "rootDir": "../"
+  },
+  "exclude": ["node_modules"]
+}