Fix async services execution broken in 7.6

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/models/project_services/slack_message.rb

 require 'slack-notifier'
 class SlackMessage
+  attr_reader :after
+  attr_reader :before
+  attr_reader :commits
+  attr_reader :project_name
+  attr_reader :project_url
+  attr_reader :ref
+  attr_reader :username
+
   def initialize(params)
     @after = params.fetch(:after)
     @before = params.fetch(:before)
@@ -23,14 +31,6 @@ class SlackMessage
   private
-  attr_reader :after
-  attr_reader :before
-  attr_reader :commits
-  attr_reader :project_name
-  attr_reader :project_url
-  attr_reader :ref
-  attr_reader :username
-
   def message
     if new_branch?
       new_branch_message

app/workers/project_service_worker.rb

@@ -4,6 +4,7 @@ class ProjectServiceWorker
   sidekiq_options queue: :project_web_hook
   def perform(hook_id, data)
+    data = data.with_indifferent_access
     Service.find(hook_id).execute(data)
   end
 end

app/workers/project_web_hook_worker.rb

@@ -4,6 +4,7 @@ class ProjectWebHookWorker
   sidekiq_options queue: :project_web_hook
   def perform(hook_id, data)
-    WebHook.find(hook_id).execute data
+    data = data.with_indifferent_access
+    WebHook.find(hook_id).execute(data)
   end
 end