WIP: update composer json

Author: Barbara Palumbo

composer.json

@@ -56,7 +56,7 @@
     "cache/redis-adapter": "^1.0",
     "cache/filesystem-adapter": "^1.0",
     "cache/void-adapter": "^1.0",
-    "commercetools/commercetools-api-reference": "dev-master"
+    "commercetools/commercetools-api-reference": "dev-main"
   },
   "replace": {
     "commercetools/commons": "*"