frontend: widgets: sonar360: Ping360Settings: Fix style of v-divider

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Author: patrickelectric

ping-viewer-next-frontend/src/components/widgets/sonar360/Ping360Settings.vue

@@ -88,7 +88,7 @@
           </template>
         </v-tooltip>
 
-        <v-divider class="mb-4 mt-4"></v-divider>
+        <v-divider class="mb-4 mt-4" />
 
         <v-btn block variant="tonal" @click="showAdvanced = !showAdvanced" class="mb-4">
           <v-icon :icon="showAdvanced ? 'mdi-chevron-up' : 'mdi-chevron-down'" class="mr-2"></v-icon>