fix: address PR comment

* remove deprecated acceptance/coverage/coverage.go and related env vars

Author: psturc

Makefile

@@ -126,8 +126,6 @@ acceptance: ## Run all acceptance tests
 	cp -R . "$$ACCEPTANCE_WORKDIR"; \
 	cd "$$ACCEPTANCE_WORKDIR" && \
 	$(MAKE) build && \
-	export COVERAGE_FILEPATH="$$ACCEPTANCE_WORKDIR"; \
-	export COVERAGE_FILENAME="-acceptance"; \
 	export GOCOVERDIR="$${ACCEPTANCE_WORKDIR}/coverage"; \
 	cd acceptance && go test -timeout $(ACCEPTANCE_TIMEOUT) ./... ; go tool covdata textfmt -i=$${GOCOVERDIR} -o="$(ROOT_DIR)/coverage-acceptance.out"
 

acceptance/cli/cli.go

@@ -87,9 +87,7 @@ func variables(ctx context.Context) (context.Context, []string, map[string]strin
 	// fail if it can't locate the git command
 	environment := []string{
 		"PATH=" + os.Getenv("PATH"),
-		"COVERAGE_FILEPATH=" + os.Getenv("COVERAGE_FILEPATH"), // where to put the coverage file, $COVERAGE_FILEPATH is provided by the Makefile, if empty it'll be $TMPDIR
-		"COVERAGE_FILENAME=" + os.Getenv("COVERAGE_FILENAME"), // suffix for the coverage file
-		"GOCOVERDIR=" + os.Getenv("GOCOVERDIR"),               // directory where the Go coverage raw data is stored
+		"GOCOVERDIR=" + os.Getenv("GOCOVERDIR"), // directory where the Go coverage raw data is stored
 		"HOME=/tmp",
 	}