patch 8.2.3065: Vim9: error when sourcing script twice and reusing function

Problem:    Vim9: error when sourcing script twice and reusing a function
            name.
Solution:   Check if the function is dead. (closes #8463)

src/version.c

@@ -755,6 +755,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3065,
 /**/
     3064,
 /**/