Karma: Environment tests fail

FAILED TESTS:
   Environment
     successful request
       with paginated environments
         ✖ should render a table with environments
           Chrome
         Failed: Failed to resolve async component: function CanaryDeploymentCallout() {
               cov_23jvujq1s2.f[1]++;
               cov_23jvujq1s2.s[1]++;
               return __webpack_require__.e(/*! import() */ 4).then(__webpack_require__.bind(null, /*! ee_component/environments/components/canary_deployment_callout.vue */ "../../../ee/app/assets/javascripts/environments/components/canary_deployment_callout.vue"));
             }
         Reason: ChunkLoadError: Loading chunk 4 failed.
         (error: http://localhost:9876/assets/webpack/4.chunk.js)
             at ../../../spec/javascripts/test_bundle.js._get__.config.warnHandler (webpack:///builds/gitlab-org/gitlab/spec/javascripts/test_bundle.js:51:1 <- spec/javascripts/test_bundle.js:1814697:3)
             at warn (webpack:///builds/gitlab-org/gitlab/node_modules/vue/dist/vue.esm.js:626:1 <- spec/javascripts/test_bundle.js:1624763:26)
             at webpack:///builds/gitlab-org/gitlab/node_modules/vue/dist/vue.esm.js:3679:1 <- spec/javascripts/test_bundle.js:1627816:48
             at webpack:///builds/gitlab-org/gitlab/node_modules/vue/dist/vue.esm.js:345:1 <- spec/javascripts/test_bundle.js:1624482:10
       canary callout
         ✖ should render banner underneath second environment
           Chrome
         Uncaught TypeError: Cannot read property 'getAttribute' of null thrown
         ✖ should render banner underneath first environment
           Chrome
         Uncaught TypeError: Cannot read property 'getAttribute' of null thrown
   test errors
     ✖ has no Vue warnings
       Chrome
     Expected true to be false.
         at UserContext.<anonymous> (webpack:///builds/gitlab-org/gitlab/spec/javascripts/test_bundle.js:163:1 <- spec/javascripts/test_bundle.js:1814809:38)
 TOTAL: 4 FAILED, 5399 SUCCESS

Job #433468671 failed for c8ace7cd:

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