patch 8.2.4494: the find_tags() function is much too long

Problem:    The find_tags() function is much too long.
Solution:   Refactor the function. (Yegappan Lakshmanan, closes #9869)
diff --git a/src/version.c b/src/version.c
index 0a83277..341a681 100644
--- a/src/version.c
+++ b/src/version.c
@@ -755,6 +755,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4494,
+/**/
     4493,
 /**/
     4492,