Fix gitlab_ci_yaml_processor specs

spec/lib/ci/gitlab_ci_yaml_processor_spec.rb

@@ -17,6 +17,7 @@ module Ci
         expect(config_processor.builds_for_stage_and_ref(type, "master").size).to eq(1)
         expect(config_processor.builds_for_stage_and_ref(type, "master").first).to eq({
           stage: "test",
+          stage_idx: 1,
           except: nil,
           name: :rspec,
           only: nil,
@@ -115,6 +116,7 @@ module Ci
         expect(config_processor.builds_for_stage_and_ref("test", "master").first).to eq({
           except: nil,
           stage: "test",
+          stage_idx: 1,
           name: :rspec,
           only: nil,
           commands: "pwd\nrspec",
@@ -141,6 +143,7 @@ module Ci
         expect(config_processor.builds_for_stage_and_ref("test", "master").first).to eq({
           except: nil,
           stage: "test",
+          stage_idx: 1,
           name: :rspec,
           only: nil,
           commands: "pwd\nrspec",