skip loading if unstable or rc

Author: lizkenyon

lib/shopify_api/context.rb

@@ -101,6 +101,9 @@ def load_rest_resources(api_version:)
         @rest_resource_loader&.setup
         @rest_resource_loader&.unload
 
+        # No resources for the unstable version or the release candidate version
+        return if api_version == "unstable" || api_version == RELEASE_CANDIDATE_ADMIN_VERSION
+
         version_folder_name = api_version.gsub("-", "_")
 
         path = "#{__dir__}/rest/resources/#{version_folder_name}"