Make documentation match

Author: drbrain

lib/net/http/persistent.rb

@@ -285,7 +285,9 @@ def self.detect_idle_timeout uri, max = 10
 
   attr_reader :certificate
 
+  ##
   # For Net::HTTP parity
+
   alias cert certificate
 
   ##
@@ -379,7 +381,9 @@ def self.detect_idle_timeout uri, max = 10
 
   attr_reader :private_key
 
+  ##
   # For Net::HTTP parity
+
   alias key private_key
 
   ##