fix(specs): remove the processing outcome (generated)

algolia/api-clients-automation#4359

Co-authored-by: algolia-bot <accounts+algolia-api-client-bot@algolia.com>
Co-authored-by: Pierre Millot <pierre.millot@algolia.com>

Author: algolia-bot

lib/algolia/models/ingestion/run_outcome.rb

@@ -8,10 +8,9 @@ module Ingestion
     class RunOutcome
       SUCCESS = "success".freeze
       FAILURE = "failure".freeze
-      PROCESSING = "processing".freeze
 
       def self.all_vars
-        @all_vars ||= [SUCCESS, FAILURE, PROCESSING].freeze
+        @all_vars ||= [SUCCESS, FAILURE].freeze
       end
 
       # Builds the enum from string