patch 8.1.2183: running a test is a bit verbose

Problem:    Running a test is a bit verbose.
Solution:   Silence some messages. (Daniel Hahler, closes #5070)

src/testdir/Makefile

@@ -73,8 +73,8 @@ $(SCRIPTS) $(SCRIPTS_GUI) $(NEW_TESTS_RES): $(SCRIPTS_FIRST)
 # 	make test_largefile
 $(NEW_TESTS):
 	rm -f $@.res test.log messages
-	$(MAKE) -f Makefile $@.res
-	cat messages
+	@MAKEFLAGS=--no-print-directory $(MAKE) -f Makefile $@.res
+	@cat messages
 	@if test -f test.log; then \
 		exit 1; \
 	fi

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2183,
 /**/
     2182,
 /**/