change title of exec to make it not conflict with PE

Prior to this commit, the title of the exec to chown the codedir
to pe-puppet conflicted with PE 2016.2

After this commit, the title of the exec is changed so it will not
conflict.

Author: npwalker

manifests/code_manager.pp

@@ -47,7 +47,7 @@
   }
 
   #If files exist in the codedir code manager can't manage them unless pe-puppet can read them
-  exec { 'chown all environments to pe-puppet' :
+  exec { 'pe_code_manager_webhook chown all environments to pe-puppet' :
     command => "/bin/chown -R pe-puppet:pe-puppet ${::settings::codedir}",
     unless  => "/usr/bin/test \$(stat -c %U ${::settings::codedir}/environments/production) = 'pe-puppet'",
   }