patch 9.0.1635: error message is cleared when removing mode message

Problem:    Error message is cleared when removing mode message.
Solution:   Also reset flags when the message is further down.
diff --git a/src/version.c b/src/version.c
index 8f382e1..2665c51 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1635,
+/**/
     1634,
 /**/
     1633,