fix: unstable ci due to coveralls race

[fredmaggiowski]

Lot's of ci actions are failing due to a race with coveralls

/home/runner/work/_actions/shogo82148/actions-goveralls/v1/bin/goveralls_linux_amd64 -service=github -coverprofile=coverage.out
bad response status from coveralls: 422
{"message":"Can't add a job to a build that is already closed. Build 7255384918 is closed. See docs.coveralls.io/parallel-builds","error":true}
Error: Error: The process '/home/runner/work/_actions/shogo82148/actions-goveralls/v1/bin/goveralls_linux_amd64' failed with exit code 1

This pr should fix