patch 8.2.1939: invalid memory access in Ex mode with global command

Problem:    Invalid memory access in Ex mode with global command.
Solution:   Make sure the cursor is on a valid line. (closes #7238)
diff --git a/src/version.c b/src/version.c
index 3cba214..b4ef5a9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1939,
+/**/
     1938,
 /**/
     1937,