patch 8.2.3395: Vim9: expression breakpoint not checked in :def function

Problem:    Vim9: expression breakpoint not checked in :def function.
Solution:   Always compile a function for debugging if there is an expression
            breakpoint. (closes #8803)

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3395,
 /**/
     3394,
 /**/