patch 9.1.1481: gcc complains about uninitialized variable

Problem:  gcc complains about uninitialized variable
          (Tony Mechelynck, after v9.1.1476)
Solution: initialize variable

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index 3b5a3da..c7c66ec 100644
--- a/src/version.c
+++ b/src/version.c
@@ -710,6 +710,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1481,
+/**/
     1480,
 /**/
     1479,