patch 8.2.4191: json5 files are not recognized

Problem:    json5 files are not recognized.
Solution:   Add a pattern for json5 files. (closes #9601)
diff --git a/src/version.c b/src/version.c
index 462ba9f..f385750 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4191,
+/**/
     4190,
 /**/
     4189,