patch 8.2.3469: some files with json syntax are not recognized

Problem:    Some files with json syntax are not recognized.
Solution:   Add a few file patterns. (Emiliano Ruiz Carletti, closes #8947)

src/version.c

@@ -757,6 +757,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    3469,
 /**/
     3468,
 /**/