patch 8.2.0188: Check commands don't work well with Vim9 script

Problem:    Check commands don't work well with Vim9 script.
Solution:   Improve constant expression handling.

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    188,
 /**/
     187,
 /**/