Add explicit indication of all tests passed

lib/www/client/source/src/views/QC.vue

@@ -80,6 +80,12 @@
               v-text="itemCount(item)"
               >
               </v-chip>
+              <v-chip class="ml-2" v-else
+              x-small
+              color="success"
+              >
+                All passed
+              </v-chip>
 
               <v-chip v-for="label of item.labels"
                 class="mx-1"