update release date

hsbt · hsbt · commit 7dbdf53b4d58 · 2016-07-26T20:51:22.000+09:00
diff --git a/doc/rake.1 b/doc/rake.1
@@ -1,6 +1,6 @@
-.Dd December 3, 2014
+.Dd June 12, 2016
 .Dt RAKE 1
-.Os rake 10.4.2
+.Os rake 11.2.2
 .Sh NAME
 .Nm rake
 .Nd make-like build utility for Ruby
