Make error in clusters occupy full width

app/assets/javascripts/clusters/components/application_row.vue

@@ -187,7 +187,7 @@
       role="row"
     >
       <div
-        class="alert alert-danger alert-block append-bottom-0"
+        class="alert alert-danger alert-block append-bottom-0 clusters-error-alert"
         role="gridcell"
       >
         <div>

app/assets/stylesheets/pages/clusters.scss

@@ -13,6 +13,10 @@
   max-width: 100%;
 }
+.clusters-error-alert {
+  width: 100%;
+}
+
 .clusters-container {
   .nav-bar-right {
     padding: $gl-padding-top $gl-padding;