fixing spec error on earlier versions

Author: DenMat

spec/classes/datadog_agent_integrations_disk_spec.rb

@@ -25,7 +25,7 @@
   context 'compile errors for incorrect values' do
     let(:params) {{ use_mount: 'heaps' }}
     it do
-      expect { is_expected.to compile }.to raise_error(/Evaluation Error/)
+      expect { is_expected.to compile }.to raise_error(/error\s+during\s+compilation/)
     end
   end