Add indication to admin UI of whether a report has been forwarded (#13237)

* Add indication to admin UI of whether a report has been forwarded

* Rework how forwarded status is displayed

Co-authored-by: Claire <claire.github-309c@sitedethib.com>

db/migrate/20200309150742_add_forwarded_to_reports.rb

@@ -0,0 +1,5 @@
+class AddForwardedToReports < ActiveRecord::Migration[5.2]
+  def change
+    add_column :reports, :forwarded, :boolean
+  end
+end

db/schema.rb

@@ -717,6 +717,7 @@ ActiveRecord::Schema.define(version: 2020_12_06_004238) do
     t.bigint "target_account_id", null: false
     t.bigint "assigned_account_id"
     t.string "uri"
+    t.boolean "forwarded"
     t.index ["account_id"], name: "index_reports_on_account_id"
     t.index ["target_account_id"], name: "index_reports_on_target_account_id"
   end