patch 9.1.0719: Resetting cell widths can make 'listchars' or 'fillchars' invalid

Problem:  Resetting cell widths can make 'listchars' or 'fillchars'
          invalid.
Solution: Check for conflicts when resetting cell widths (zeertzjq).

closes: #15629

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index d7f012c..ddbf4eb 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    719,
+/**/
     718,
 /**/
     717,