Change the gem name

git-svn-id: file:///home/svn/framework3/trunk@9034 4d416f70-5f16-0410-b530-b9f4589650da

lib/msf/ui/console/command_dispatcher/db.rb

@@ -1097,7 +1097,8 @@ class Db
 
 			if ! framework.db.drivers.include?('postgresql')
 				print_status("    DB Support: Enable the postgresql driver with the following command:")
-				print_status("                $ gem install postgres-pr")
+				print_status("                  * This requires libpq-dev and a build environment")
+				print_status("                $ gem install pg")
 				print_line("")
 			end
 		end