Bump MirahezeMagic from `100bf03` to `c4b7639` #2160

	name: CI

	on: [push, pull_request]

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Verify that every submodule can be checked out
	uses: actions/checkout@v4
	with:
	submodules: true
	fetch-depth: 0
	- name: Get python
	uses: actions/setup-python@v4
	with:
	python-version: '3.10'
	- name: Verify readable with Python's configparser, which MediaWiki codesearch uses
	run: python -c "import configparser as c;c.ConfigParser().read('.gitmodules')"
	- name: Verify that the policy is met
	run: \|
	./policy
	git status --porcelain
	git status --porcelain \| wc -l
	git diff
	line="$(git status --porcelain \| wc -l)"
	echo "$line"
	if [ "$line" -gt 0 ]; then
	echo "Does not meet policy"
	exit 1
	fi

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