Fix/Update method permissions (#7233)

* Use hex everywhere as appId

* Extract requestGroup sub item from clarity

* Change size of icon in SignerPending

js/src/Status/SignerPending/RequestItem/requestItem.css

@@ -19,6 +19,11 @@
   display: flex !important;
 }
 
+.fromAvatar {
+  width: 28px !important;
+  height: 28px !important;
+}
+
 .toAvatar {
   margin-left: 3px;
 }

js/src/Status/SignerPending/RequestItem/requestItem.js

@@ -168,6 +168,7 @@ class RequestItem extends Component {
       <List.Item onClick={ onClick }>
         <Image avatar size='mini' verticalAlign='middle'>
           <IdentityIcon
+            className={ styles.fromAvatar }
             address={ transaction.from }
           />
         </Image>