patch 8.2.4302: Vim9: return type of getline() is too strict

Problem:    Vim9: return type of getline() is too strict.
Solution:   Make the declared type list<any>.  Also do this for other
            functions returning a list of a specific type.

src/version.c

@@ -746,6 +746,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    4302,
 /**/
     4301,
 /**/