fix docker usage in Makefile

Author: ngabor84

Makefile

@@ -1,6 +1,6 @@
 default: help
 
-run_docker=docker run -v $(pwd):/app -w /app --rm -it laravel-db-connstring-parser
+run_docker=docker run -v $(shell pwd):/app -w /app --rm -it laravel-db-connstring-parser
 
 help: ## This help message
 	@fgrep -h "##" $(MAKEFILE_LIST) | fgrep -v fgrep | sed -e 's/\\$$//' -e 's/:.*#/: #/' | column -t -s '##'
@@ -10,22 +10,22 @@ build-docker-image:
 
 install: ## Install dependencies with Composer
 	@$(MAKE) build-docker-image
-	@$(run_docker) sleep 1 && composer install
+	@$(run_docker) composer install
 
 update: ## Update dependencies with Composer
-	@$(run_docker) sleep 1 && composer update
+	@$(run_docker) composer update
 
 sh: ## Open a shell in the container
-	@$(run_docker) sleep 1 && /bin/sh
+	@$(run_docker) /bin/sh
 
 check: ## Run PHP Insights
-	@$(run_docker) sleep 1 && ./vendor/bin/phpinsights --config-path=insights.php --no-interaction --min-quality=100 --min-architecture=100 --min-style=100
+	@$(run_docker) ./vendor/bin/phpinsights --config-path=insights.php --no-interaction --min-quality=100 --min-architecture=100 --min-style=100
 
 check-native: ## Run PHP Insights without Docker
 	./vendor/bin/phpinsights --config-path=insights.php --no-interaction --min-quality=100 --min-architecture=100 --min-style=100
 
 test: ## Run tests
-	@$(run_docker) sleep 1 && ./vendor/bin/phpunit -c phpunit.xml
+	@$(run_docker) ./vendor/bin/phpunit -c phpunit.xml
 
 test-native: ## Run tests without Docker
 	./vendor/bin/phpunit -c phpunit.xml