patch 8.0.0275: the screen may be updated at the wrong time

Problem:    When checking for CTRL-C typed the GUI may detect a screen resize
            and redraw the screen, causing trouble.
Solution:   Set updating_screen in ui_breakcheck().
diff --git a/src/version.c b/src/version.c
index 5814b20..d8b82a8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -765,6 +765,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    275,
+/**/
     274,
 /**/
     273,