patch 8.1.1712: signs in number column cause text to be misaligned

Problem:    Signs in number column cause text to be misaligned.
Solution:   Improve alignment. (Yasuhiro Matsumoto, closes #4694)
diff --git a/src/version.c b/src/version.c
index 6c6550b..a6d1492 100644
--- a/src/version.c
+++ b/src/version.c
@@ -778,6 +778,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1712,
+/**/
     1711,
 /**/
     1710,