chore: ignore tools in codecov (#3055) #1331

Job	Run time
proto / buf-check	7s
test / Run Unit Tests	2m 59s
Determine Image Tag	3s
test / Go Mod Tidy Check	27s
lint / golangci-lint	22s
test / Build All ev-node Binaries	1m 28s
lint / markdown-lint	15s
test / Run Integration Tests	1m 45s
lint / yamllint	11s
lint / goreleaser-check	11s
lint / hadolint	10s
docker / Build ev-node-evm	17m 24s
docker / Build ev-node-testapp	15m 58s
test / Run EVM Execution Tests	2m 13s
test / Run E2E System Tests	12m 28s
test / Combine and Upload Coverage	8s
docker-tests / Docker Upgrade E2E Tests	3m 44s
docker-tests / Docker E2E Tests	6m 38s
docker-tests / Docker Compatibility E2E Tests	4m 47s
	1h 11m 18s

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