Move stackviz-nodejs10-run-test-browser to Firefox

stackviz-nodejs10-run-test-browser job started failing on
chrome browser
- https://bugs.launchpad.net/stackviz/+bug/1908606

Horizon and its plugins also moved the nodejs browser jobs to
firefox now, let's move stackviz jobs too to make this job green.

Closes-Bug: #1908606
Change-Id: I4a63a54ee5fce983c3254805b39549d145159be9

.zuul.yaml

@@ -34,8 +34,7 @@
     check:
       jobs:
       - stackviz-nodejs10-run-lint
-      # TODO(gmann): skip until bug#1908606
-      #- stackviz-nodejs10-run-test-browser
+      - stackviz-nodejs10-run-test-browser
       - tempest-full-py3:
           irrelevant-files: &irrelevant-files
             - ^.*\.rst$
@@ -54,7 +53,7 @@
     gate:
       jobs:
       - stackviz-nodejs10-run-lint
-      #- stackviz-nodejs10-run-test-browser
+      - stackviz-nodejs10-run-test-browser
 
     post:
       jobs:

package.json

@@ -54,7 +54,7 @@
     "jasmine-fixture": "2.0.0",
     "karma": "~0.13.22",
     "karma-browserify": "5.0.3",
-    "karma-chrome-launcher": "0.2.3",
+    "karma-firefox-launcher": "2.1.0",
     "karma-coverage": "0.5.5",
     "karma-jasmine": "0.3.8",
     "karma-subunit-reporter": "0.0.4",

test/karma.conf.js

@@ -12,7 +12,7 @@ module.exports = function(config) {
     preprocessors: {
       'app/js/**/*.js': ['browserify', 'coverage']
     },
-    browsers: ['Chrome'],
+    browsers: ['Firefox'],
     reporters: ['progress', 'subunit'],
 
     autoWatch: true,

test/protractor.conf.js

@@ -11,7 +11,7 @@ exports.config = {
   directConnect: true,
 
   capabilities: {
-    browserName: 'chrome',
+    browserName: 'firefox',
     version: '',
     platform: 'ANY'
   },