Updated tk-alias to v2.0.6

Release notes: https://github.com/shotgunsoftware/tk-alias/wiki/Release-Notes#v206

Author: Toolkitty

env/includes/common/engines.yml

@@ -63,7 +63,7 @@ common.engines.tk-flame.location:
 common.engines.tk-alias.location:
   type: app_store
   name: tk-alias
-  version: v2.0.5
+  version: v2.0.6
 
 # VRED
 common.engines.tk-vred.location: