patch 8.1.0942: options window still checks for the multi_byte feature

Problem:    Options window still checks for the multi_byte feature.
Solution:   Remove the unnecessary check. (Dominique Pelle, closes #3990)
diff --git a/src/version.c b/src/version.c
index 5ffbc56..19da7a6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -780,6 +780,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    942,
+/**/
     941,
 /**/
     940,