组织首页改版，增加精选、新闻

db/migrate/20220728063123_add_organization_extensions_news_title.rb

@@ -0,0 +1,6 @@
+class AddOrganizationExtensionsNewsTitle < ActiveRecord::Migration[5.2]
+  def change
+    add_column :organization_extensions, :news_title, :string
+    add_column :organization_extensions, :news_url, :string
+  end
+end