Update dependabot.yml #119

	# Copyright The OpenTelemetry Authors
	# SPDX-License-Identifier: Apache-2.0

	on:
	pull_request:
	branches: [ main ]

	permissions:
	actions: write
	pull-requests: write
	contents: write
	packages: write

	jobs:
	dependabot-auto-update-protobuf-diff:
	runs-on: ubuntu-latest
	# Only run this job if the PR is opened by dependabot and the last commit is from dependabot
	if: github.event.pull_request.user.login == 'dependabot[bot]'
	steps:
	- name: Checkout
	uses: actions/checkout@v4
	with:
	ref: ${{ github.head_ref }}
	token: ${{ secrets.DEPENDABOT_TOKEN }}
	- name: Generate
	run: make clean docker-generate-protobuf
	- name: Commit only if there are changes
	run: \|
	if ! git diff --quiet; then
	git config user.name "dependabot[bot]"
	git config user.email "49699333+dependabot[bot]@users.noreply.github.com"
	git add .
	git commit -s -m "chore: update protobuf"
	git push
	fi

Provide feedback