fix: group-avatar component usage

src/quo2/components/avatars/group_avatar/view.cljs

@@ -22,7 +22,8 @@
   [_]
   (fn [{:keys [size theme customization-color picture]
         :or   {size                :x-small
-               customization-color :blue}}]
+               customization-color :blue
+               picture             nil}}]
     (let [container-size (get-in sizes [:container size])
           icon-size      (get-in sizes [:icon size])]
       [rn/view

src/status_im2/contexts/quo_preview/tags/context_tags.cljs

@@ -140,9 +140,9 @@
                              (:channel-name @state)]
 
               :group-avatar [quo2/group-avatar-tag (:label @state)
-                             {:blur? (:blur? @state)
-                              :size  :small
-                              :color :purple}]
+                             {:blur?               (:blur? @state)
+                              :size                :x-small
+                              :customization-color :purple}]
 
               :public-key   [quo2/public-key-tag
                              {:blur? (:blur? @state)