fix grammar in "a OpenAPI" (#909) #1399

	name: Code Coverage

	on:
	push:
	branches:
	- master

	jobs:
	cover:
	runs-on: ubuntu-20.04
	services:
	redis:
	image: redis:5.0.7
	ports:
	- 6379:6379
	options: --entrypoint redis-server
	steps:
	- uses: actions/checkout@v3
	- name: Install Protoc
	uses: arduino/setup-protoc@v1
	- name: Install Stable Toolchain
	uses: dtolnay/rust-toolchain@stable
	with:
	toolchain: 1.81.0
	components: rustfmt
	- name: Cache Rust
	uses: Swatinem/rust-cache@v2
	- name: Run cargo-tarpaulin
	uses: actions-rs/tarpaulin@v0.1
	with:
	version: "0.18.0"
	- name: Upload To codecov.io
	uses: codecov/codecov-action@v3
	with:
	token: ${{secrets.CODECOV_TOKEN}}
	- name: Archive Code Coverage Results
	uses: actions/upload-artifact@v3
	with:
	name: code-coverage-report
	path: cobertura.xml

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