patch 8.2.1838: Vim9: cannot insert a comment line in an expression

Problem:    Vim9: cannot insert a comment line in an expression.
Solution:   Skip comment lines at the script level. (closes #7111)
diff --git a/src/version.c b/src/version.c
index 035ab27..8f85e6b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1838,
+/**/
     1837,
 /**/
     1836,