Admin reports controller improvements (#1714)

* Simplify admin/reports controller filtering for index

* Rename parameter to resolved

* Fix issue where reports view could not access filter_link_to

* Add coverage for admin/reports controller

* DRY up resolution of related reports for target account

* Clean up admin/reports routes

* Add Report#statuses method

* DRY up current account action taken params

* Rubocop styles

spec/models/report_spec.rb

@@ -1,5 +1,13 @@
 require 'rails_helper'
 
-RSpec.describe Report, type: :model do
+describe Report do
+  describe 'statuses' do
+    it 'returns the statuses for the report' do
+      status = Fabricate(:status)
+      _other = Fabricate(:status)
+      report = Fabricate(:report, status_ids: [status.id])
 
+      expect(report.statuses).to eq [status]
+    end
+  end
 end