fix(webapp): remove unsupported attribute

webapp/src/views/DynSetup.vue

@@ -116,7 +116,7 @@
                 Please verify that your client is using the credentials provided by deSEC and then come back to check
                 again.
               </p>
-              <v-btn flat depressed outlined block @click="check" :loading="working">Check Again</v-btn>
+              <v-btn depressed outlined block @click="check" :loading="working">Check Again</v-btn>
             </v-alert>
             <v-alert type="success" v-if="ips !== undefined && ips.length > 0">
               <p>
@@ -135,7 +135,7 @@
                 Enjoy!
               </p>
               <p>
-                <v-btn flat depressed outlined block @click="check" :loading="working">Update</v-btn>
+                <v-btn depressed outlined block @click="check" :loading="working">Update</v-btn>
               </p>
               <p>
                 Please note that deSEC only assigns your IP address to your domain name.