frontend: components: CloudTrayMenu: Add tooltip

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

Author: patrickelectric

core/frontend/src/components/cloud/CloudTrayMenu.vue

@@ -23,6 +23,7 @@
           v-on="on"
         >
           <v-icon
+            v-tooltip="'Cloud sync status'"
             class="px-1"
             color="white"
           >