fix_: include coverage from all packages (#5390)

_assets/scripts/run_unit_tests.sh

@@ -135,8 +135,7 @@ done
 
 # Gather test coverage results
 rm -f c.out
-echo "mode: atomic" > c.out
-grep -r -h -v "^mode:" --include "*.coverage.out" >> c.out
+go run ./cmd/test-coverage-utils/gocovmerge.go $(find -iname "*.coverage.out") >> c.out
 
 if [[ $UNIT_TEST_REPORT_CODECLIMATE == 'true' ]]; then
   # https://docs.codeclimate.com/docs/jenkins#jenkins-ci-builds

_assets/scripts/test-with-coverage.sh

@@ -4,4 +4,5 @@ coverage_file_path="$(mktemp coverage.out.rerun.XXXXXXXXXX --tmpdir="${PACKAGE_D
 go test -json \
   -covermode=atomic \
   -coverprofile="${coverage_file_path}" \
+  -coverpkg ./... \
   "$@"