Add unmanaged_tablet_test.sh to run a new e2e build on CI #1092

	name: make-generate-and-diff
	on:
	push:
	branches:
	- main
	- release-**
	pull_request:
	branches:
	- main
	- release-**
	jobs:
	build:
	name: Block generated files from becoming outdated
	runs-on: ubuntu-latest
	steps:

	- name: Set up Go
	uses: actions/setup-go@v2
	with:
	go-version: 1.22.5
	id: go

	- name: Check out code into the Go module directory
	uses: actions/checkout@v2
	with:
	path: src/planetscale.dev/vitess-operator

	- name: make generate-and-diff
	run: make -C src/planetscale.dev/vitess-operator generate-and-diff

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