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)
diff --git a/src/version.c b/src/version.c
index 00ede81..d15495e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    3469,
+/**/
     3468,
 /**/
     3467,