Fix spec helpers for callback queries

lib/telegram/bot/rspec/integration.rb

@@ -1,8 +1,10 @@
 RSpec.shared_context 'telegram/bot/integration' do
   let(:bot) { Telegram.bot }
+  let(:default_message_options) { {from: from, chat: chat} }
+  let(:from) { {id: from_id} }
   let(:from_id) { 123 }
+  let(:chat) { {id: chat_id} }
   let(:chat_id) { 456 }
-  let(:default_message_options) { {from: {id: from_id}, chat: {id: chat_id}} }
   let(:controller_path) do
     route_name = Telegram::Bot::RoutesHelper.route_name_for_bot(bot)
     Rails.application.routes.url_helpers.public_send("#{route_name}_path")

lib/telegram/bot/version.rb

@@ -1,6 +1,6 @@
 module Telegram
   module Bot
-    VERSION = '0.12.3'.freeze
+    VERSION = '0.12.4'.freeze
 
     def self.gem_version
       Gem::Version.new VERSION