patch 9.1.0625: tests: test output all translated messages for all translations

Problem:  tests: test output all translated messages for all
          translations
Solution: Redirect the output of check.vim to /dev/null, it's not that
          useful.

closes: #15354

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/po/Makefile b/src/po/Makefile
index f23c6d6..df9a040 100644
--- a/src/po/Makefile
+++ b/src/po/Makefile
@@ -41,7 +41,7 @@
 
 .po.ck:
 	$(VIMPROG) -u NONE --noplugins -e -s -X --cmd "set enc=utf-8" \
-		-S check.vim -c "if error == 0 | q | else | num 2 | cq | endif" $<
+		-S check.vim -c "if error == 0 | q | else | num 2 | cq | endif" $< >/dev/null
 	touch $@
 
 check: $(CHECKFILES)
diff --git a/src/version.c b/src/version.c
index 0dadd19..a7b2539 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    625,
+/**/
     624,
 /**/
     623,