{cmake} Add E57_INSTALL_CMAKEDIR to override where the cmake files ar… #621

	name: C++ Code Format

	on:
	push:
	pull_request:
	branches:
	- master

	jobs:
	formatting-check:
	name: Formatting Check
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- name: Run clang-format style check
	uses: jidicula/[email protected]
	with:
	clang-format-version: '18'
	exclude-regex: 'extern'

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