Fixed the color of the avatar icon when hovering over (#8895)

Signed-off-by: Alexander Platov <[email protected]>

Author: SasLord

plugins/contact-resources/src/components/AvatarInstance.svelte

@@ -122,7 +122,7 @@
       />
     {:else}
       <div class="icon">
-        <Icon icon={icon ?? AvatarIcon} size={'full'} />
+        <Icon icon={icon ?? AvatarIcon} fill={'var(--white-color)'} size={'full'} />
       </div>
     {/if}
   </div>