Merge pull request #267 from RandomNoun7/maint/release/fix_release_date_in_changelog

(MAINT) Fix Release Date in Changelog

Author: Erick Banks

CHANGELOG.md

@@ -6,7 +6,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) a
 
 ## [Unreleased]
 
-## [2.1.1] - 2018-03-09
+## [2.1.1] - 2018-03-14
 
 ### Added
 - Add CONTRIBUTING.md ([FM-6605](https://tickets.puppetlabs.com/browse/FM-6605))