Refactor pipeline specs

This change updates the pipeline table specs to use async/await.

It also reorganizes specs to use axios mocks more efficiently and avoid
repetition, while removing a few redundant specs.

spec/frontend/commit/commit_pipeline_status_component_spec.js

@@ -141,8 +141,8 @@ describe('Commit pipeline status component', () => {
         expect(findLink().attributes('href')).toEqual(mockCiStatus.details_path);
       });
 
-      it('renders CI icon', () => {
-        expect(findCiIcon().attributes('title')).toEqual('Pipeline: pending');
+      it('renders CI icon with the correct title and status', () => {
+        expect(findCiIcon().attributes('title')).toEqual('Pipeline: passed');
         expect(findCiIcon().props('status')).toEqual(mockCiStatus);
       });
     });

spec/frontend/fixtures/pipelines.rb

@@ -12,7 +12,7 @@ RSpec.describe Projects::PipelinesController, '(JavaScript fixtures)', type: :co
   let!(:user) { create(:user, developer_projects: [project], email: commit.author_email) }
   let!(:pipeline) { create(:ci_pipeline, project: project, sha: commit.id, user: user) }
   let!(:pipeline_without_author) { create(:ci_pipeline, project: project, sha: commit_without_author.id) }
-  let!(:pipeline_without_commit) { create(:ci_pipeline, project: project, sha: '0000') }
+  let!(:pipeline_without_commit) { create(:ci_pipeline, status: :success, project: project, sha: '0000') }
 
   render_views