changed label to group for css

app/assets/javascripts/vue_pipelines_index/stage.js.es6

@@ -9,7 +9,7 @@
         return `Build: ${this.stage.status.label}`;
       },
       tooltip() {
-        return `has-tooltip ci-status-icon-${this.stage.status.label}`;
+        return `has-tooltip ci-status-icon-${this.stage.status.group}`;
       },
       svg() {
         return this.svgs[this.match(this.stage.status.icon)];

app/assets/javascripts/vue_pipelines_index/status.js.es6

@@ -10,7 +10,7 @@
       cssClasses() {
         const cssObject = {};
         cssObject['ci-status'] = true;
-        cssObject[`ci-${this.pipeline.details.status.text}`] = true;
+        cssObject[`ci-${this.pipeline.details.status.group}`] = true;
         return cssObject;
       },
       svg() {