fix(spec): update rspec keyword vs arg changes

rspec/rspec-mocks#1473

Author: YOU54F

spec/lib/pact/consumer/configuration_spec.rb

@@ -49,9 +49,10 @@ module Pact::Consumer::Configuration
             pact_specification_version '1'
           end
         }
+        let(:opts) { { pact_specification_version: '1', find_available_port: false } }
         it "registers the app with the AppManager" do
           expect(Pact::MockService::AppManager.instance).to receive(:register_mock_service_for).
-            with(provider_name, url, pact_specification_version: '1', find_available_port: false).
+            with(provider_name, url, opts).
             and_return(port_number)
           subject
         end
@@ -60,10 +61,10 @@ module Pact::Consumer::Configuration
       context "without port specification" do
         let(:url) { 'http://localhost' }
         subject { MockService.build(:mock_service, consumer_name, provider_name) {} }
-
+        let(:opts) { { pact_specification_version: '2', find_available_port: true } }
         it "registers the app with the AppManager with find_available_port option" do
           expect(Pact::MockService::AppManager.instance).to receive(:register_mock_service_for).
-            with(provider_name, url, pact_specification_version: '2', find_available_port: true).
+            with(provider_name, url, opts).
             and_return(port_number)
           subject
         end
@@ -72,10 +73,11 @@ module Pact::Consumer::Configuration
       context "without port specification and old pact-mock_service" do
         let(:url) { 'http://localhost' }
         subject { MockService.build(:mock_service, consumer_name, provider_name) {} }
+        let(:opts) { { pact_specification_version: '2', find_available_port: true } }
 
         it "checks and raises an error" do
           expect(Pact::MockService::AppManager.instance).to receive(:register_mock_service_for).
-            with(provider_name, url, pact_specification_version: '2', find_available_port: true).
+            with(provider_name, url, opts).
             and_return(nil)
           expect { subject }.to raise_error(/pact-mock_service.+does not support/)
         end