use a tf filehash function instead of string hash #88

	name: openapiv3validation
	on:
	pull_request:
	jobs:
	build:
	runs-on: ubuntu-latest
	continue-on-error: false
	steps:
	- uses: actions/checkout@v2

	- name: OpenApi Specification Lint action
	uses: crudo/spectral-action@v6.4.0
	with:
	file_path: openapi.yml

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