patch 9.1.0388: cursor() and getregion() don't handle v:maxcol well

Problem:  cursor() and getregion() don't handle v:maxcol well.
Solution: Add special handling for v:maxcol like setpos() does.
          (zeertzjq)

closes: #14698

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 6dbd93a..9934643 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    388,
+/**/
     387,
 /**/
     386,