coq-lint: follow the style of other make messages

Makefile.coq.local

@@ -9,7 +9,7 @@ real-all: style $(if $(NO_TEST),,test)
 
 style: $(VFILES) coq-lint.sh
 # Make sure everything imports the options, and all Instance/Argument/Hint are qualified.
-	$(SHOW)"Performing some style checks..."
+	$(SHOW)"COQLINT"
 	$(HIDE)for FILE in $(VFILES); do \
 	  if ! fgrep -q 'From iris.prelude Require Import options.' "$$FILE"; then echo "ERROR: $$FILE does not import 'options'."; echo; exit 1; fi ; \
 	  ./coq-lint.sh "$$FILE" || exit 1; \