scripts: Exclude main package from test coverage stat

Author: obalunenko

scripts/coverage.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
-go test -race -coverpkg=./... -v -coverprofile coverage.out ./...
+go test -race -coverpkg=./... -v -coverprofile coverage.out.tmp ./...
+cat coverage.out.tmp | grep -v "cmd/aoc-cli" > coverage.out
+rm -rf coverage.out.tmp
 gocov convert coverage.out | gocov report
 go tool cover -html=coverage.out