patch 8.0.1294: GUI: get stuck when splitting a terminal window

Problem:    GUI: get stuck when splitting a terminal window.
Solution:   Stop blinking when values become zero. (Hirohito Higashi)
diff --git a/src/version.c b/src/version.c
index 871a0e9..1fd6502 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1294,
+/**/
     1293,
 /**/
     1292,