Bump to go 1.22, k8s 1.30 & kubebuilder 4.0 #183

	name: test-unit
	on:
	pull_request: {}

	jobs:
	unit:
	name: unit
	runs-on: ubuntu-22.04
	steps:
	- uses: actions/checkout@v2
	with:
	fetch-depth: 0
	- uses: actions/setup-go@v3
	with:
	go-version-file: "go.mod"
	- run: make test
	- uses: shogo82148/actions-goveralls@v1
	with:
	path-to-profile: coverage.out

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