chore: changed make commands to use dash

For consistency it now is the same as other commands to use dash
instead of underscore.

.github/workflows/test-frontend.yml

@@ -32,4 +32,4 @@ jobs:
           API_URL="https://prod.packit.dev/api" make transpile-prod
 
       - name: Run Vitest
-        run: make test_frontend_coverage
+        run: make test-frontend-coverage

Makefile

@@ -58,13 +58,13 @@ check:
 test_image: files/ansible/install-deps.yaml files/ansible/recipe-tests.yaml
 	$(CONTAINER_ENGINE) build --rm -t $(TEST_IMAGE) -f Dockerfile.tests .
 
-test_frontend:
+test-frontend:
 	cd frontend && pnpm run test
 
-test_frontend_coverage:
+test-frontend-coverage:
 	cd frontend && pnpm run coverage
 
-check_in_container: test_image
+check-in-container: test_image
 	$(CONTAINER_ENGINE) run --rm \
 		--security-opt label=disable \
 		$(TEST_IMAGE) make check