Make Vulnerable shared specs agnostic

ee/spec/models/group_spec.rb

@@ -3,7 +3,10 @@ require 'spec_helper'
 describe Group do
   let(:group) { create(:group) }
 
-  it_behaves_like Vulnerable
+  it_behaves_like Vulnerable do
+    let(:vulnerable) { group }
+  end
+
   it { is_expected.to include_module(EE::Group) }
 
   describe 'associations' do

ee/spec/support/shared_examples/models/concerns/vulnerable_shared_examples.rb

@@ -3,7 +3,7 @@
 require 'spec_helper'
 
 shared_examples_for Vulnerable do
-  let(:project) { create(:project, namespace: group) }
+  let(:project) { create(:project, namespace: vulnerable) }
   let(:external_project) { create(:project) }
   let(:failed_pipeline) { create(:ci_pipeline, :failed, project: project) }
 
@@ -23,7 +23,7 @@ shared_examples_for Vulnerable do
   end
 
   describe '#latest_vulnerabilities' do
-    subject { group.latest_vulnerabilities }
+    subject { vulnerable.latest_vulnerabilities }
 
     it 'returns vulnerabilities for the latest successful pipelines of projects belonging to the vulnerable entity' do
       is_expected.to contain_exactly(new_vuln)
@@ -43,9 +43,9 @@ shared_examples_for Vulnerable do
   end
 
   describe '#latest_vulnerabilities_with_sha' do
-    subject { group.latest_vulnerabilities_with_sha }
+    subject { vulnerable.latest_vulnerabilities_with_sha }
 
-    it 'returns vulns only for the latest successful pipelines of projects belonging to the group' do
+    it 'returns vulns only for the latest successful pipelines of projects belonging to the vulnerable' do
       is_expected.to contain_exactly(new_vuln)
     end
 
@@ -65,9 +65,9 @@ shared_examples_for Vulnerable do
   end
 
   describe '#all_vulnerabilities' do
-    subject { group.all_vulnerabilities }
+    subject { vulnerable.all_vulnerabilities }
 
-    it 'returns vulns for all successful pipelines of projects belonging to the group' do
+    it 'returns vulns for all successful pipelines of projects belonging to the vulnerable' do
       is_expected.to contain_exactly(old_vuln, new_vuln, new_vuln)
     end