Escape braces

makefile

@@ -85,7 +85,7 @@ help:
 	@echo Shellmatta help
 	@echo -----------------------------------------------
 	@echo test      - run all tests
-	@echo cppcheck  - run static code analysis (cppcheck)
+	@echo cppcheck  - run static code analysis \(cppcheck\)
 	@echo example   - build example
 	@echo -----------------------------------------------