Bump go.opentelemetry.io/otel/trace from 1.19.0 to 1.21.0 in /receiver #1850

	name: contrib-tests
	on:
	push:
	branches: [ main ]
	tags:
	- v[0-9]+.[0-9]+.[0-9]+.*
	pull_request:
	types: [opened, ready_for_review, synchronize, reopened, labeled, unlabeled]
	branches: [ main ]

	concurrency:
	group: ${{ github.workflow }}-${{ github.head_ref }}
	cancel-in-progress: true

	jobs:
	contrib_tests:
	runs-on: ubuntu-latest
	if: ${{ !contains(github.event.pull_request.labels.*.name, 'Skip Contrib Tests') }}

	steps:
	- name: Checkout Repo
	uses: actions/checkout@v4
	- name: Setup Go
	uses: actions/setup-go@v4
	with:
	go-version: ~1.20.10
	cache: false
	- name: Run Contrib Tests
	run: \|
	contrib_path=/tmp/opentelemetry-collector-contrib
	git clone https://github.com/open-telemetry/opentelemetry-collector-contrib.git $contrib_path
	make CONTRIB_PATH=$contrib_path SKIP_RESTORE_CONTRIB=true check-contrib

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