chore: eslint errors

src/devtools/components/DataField.vue

@@ -430,6 +430,7 @@ export default {
           return 'Invalid key'
         }
       }
+      return ''
     },
 
     valueClass () {

src/devtools/views/perf/FramerateMarkerInspector.vue

@@ -31,8 +31,12 @@
             }"
             @click="selectedEntry = entry"
           >
-            <div class="label">{{ entry.label }}</div>
-            <div class="time">{{ entry.timestamp | formatTime }}</div>
+            <div class="label">
+              {{ entry.label }}
+            </div>
+            <div class="time">
+              {{ entry.timestamp | formatTime }}
+            </div>
           </div>
         </div>
       </div>

src/devtools/views/perf/PerfTab.vue

@@ -122,6 +122,7 @@ export default {
         }
         return end - this.currentBenchmark.start
       }
+      return 0
     }
   },
 

src/devtools/views/routes/RoutesTreeItem.vue

@@ -61,7 +61,6 @@
       />
     </div>
   </div>
-
 </template>
 
 <script>

src/devtools/views/vuex/VuexStateInspector.vue

@@ -61,7 +61,9 @@
         v-if="$shared.snapshotLoading"
         class="state-info loading-vuex-state"
       >
-        <div class="label">Loading state...</div>
+        <div class="label">
+          Loading state...
+        </div>
 
         <VueLoadingBar
           :value="$shared.snapshotLoading.current / $shared.snapshotLoading.total"