Include inverse check in spec

ee/spec/models/vulnerabilities/finding_evidence_spec.rb

@@ -4,5 +4,5 @@ require 'spec_helper'
 
 RSpec.describe Vulnerabilities::FindingEvidence do
   it { is_expected.to belong_to(:finding).class_name('Vulnerabilities::Finding').required }
-  it { is_expected.to have_many(:requests).class_name('Vulnerabilities::FindingEvidenceRequest').with_foreign_key('vulnerability_finding_evidences_id') }
+  it { is_expected.to have_many(:requests).class_name('Vulnerabilities::FindingEvidenceRequest').with_foreign_key('vulnerability_finding_evidences_id').inverse_of(:finding_evidence) }
 end