Drop -dev in preparation for Pike M2

We're coming up on the Pike M2 release and we need to prepare the
metadata.json and reno configuration for the release.

Change-Id: I9fad92da45f4f8daafa1b492c45463243be64df4

metadata.json

@@ -65,5 +65,5 @@
     ],
     "source": "git://github.com/openstack/puppet-keystone.git",
     "summary": "Puppet module for OpenStack Keystone",
-    "version": "11.1.0-dev"
+    "version": "11.1.0"
 }

releasenotes/source/conf.py

@@ -54,7 +54,7 @@ copyright = u'2017, Puppet OpenStack Developers'
 # The short X.Y version.
 version = '11.1.0'
 # The full version, including alpha/beta/rc tags.
-release = '11.1.0-dev'
+release = '11.1.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.