goreleaser: Refactor git-diff hook #5834

	#
	# Copyright 2024 The Sigstore Authors.
	#
	# Licensed under the Apache License, Version 2.0 (the "License");
	# you may not use this file except in compliance with the License.
	# You may obtain a copy of the License at
	#
	# http://www.apache.org/licenses/LICENSE-2.0
	#
	# Unless required by applicable law or agreed to in writing, software
	# distributed under the License is distributed on an "AS IS" BASIS,
	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	# See the License for the specific language governing permissions and
	# limitations under the License.

	name: Whitespace

	on:
	pull_request:
	branches:
	- 'main'
	- 'release-*'

	permissions: {}

	jobs:

	whitespace:
	name: Check Whitespace
	runs-on: ubuntu-latest

	permissions:
	contents: read

	steps:
	- name: Check out code
	uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2

	- uses: chainguard-dev/actions/trailing-space@7071df0659dbd4a79804731f0da2d0f1dba0b356 # main
	if: ${{ always() }}

	- uses: chainguard-dev/actions/eof-newline@7071df0659dbd4a79804731f0da2d0f1dba0b356 # main
	if: ${{ always() }}

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