feat: allow users to set an icon or emoji for teams (#14767)

app/models/team.rb

@@ -5,6 +5,8 @@
 #  id                :bigint           not null, primary key
 #  allow_auto_assign :boolean          default(TRUE)
 #  description       :text
+#  icon              :string           default("")
+#  icon_color        :string           default("")
 #  name              :string           not null
 #  created_at        :datetime         not null
 #  updated_at        :datetime         not null
@@ -62,7 +64,9 @@ class Team < ApplicationRecord
   def push_event_data
     {
       id: id,
-      name: name
+      name: name,
+      icon: icon,
+      icon_color: icon_color
     }
   end
 end