Update changelog

Author: karlomikus

CHANGELOG.md

@@ -1,10 +1,15 @@
 # v5.6.0
 ## New
 - Added cocktail recipe parent ID tracking
-    - Allows for recipe varieties/riffs
+    - Enables recipe varieties/riffs
     - Copying recipe will automatically reference the copied recipe as a parent cocktail
     - Added `parent_cocktail_id` to `Cocktail` schema
     - Added `varieties` to `Cocktail` schema
+- Added cocktail recipe year
+
+## Fixes
+- Fixed missing detailed error message when scraping failes
+- Fixed calculator import error on null values
 
 # v5.5.1
 ## Fixes