Update default gems list at 6c7c4ac407 [ci skip]

2023-12-16 03:43:35 +00:00 · 2023-12-16 03:43:35 +00:00 · 013e1ef514
--- a/NEWS.md
+++ b/NEWS.md
@ -200,7 +200,7 @@ The following default gems are updated.
 * prettyprint 0.2.0
 * pstore 0.1.3
 * psych 5.1.1.1
-* rdoc 6.6.1
+* rdoc 6.6.2
 * reline 0.4.0
 * resolv 0.3.0
 * rinda 0.2.0