Fix wrong position of social media icon (#6426)

Signed-off-by: Kristina Fefelova <kristin.fefelova@gmail.com>

plugins/activity-resources/src/components/activity-message/ActivityMessageTemplate.svelte

@@ -177,7 +177,7 @@
           <MessageTimestamp date={message.createdOn ?? message.modifiedOn} shortTime />
         </span>
       {:else}
-        <div class="min-w-6 mt-1 relative flex-no-shrink">
+        <div class="avatar mt-1 relative flex-no-shrink">
           {#if $$slots.icon}
             <slot name="icon" />
           {:else if person}
@@ -344,6 +344,11 @@
     }
   }
 
+  .avatar {
+    width: 2.5rem;
+    height: 2.5rem;
+  }
+
   .header {
     display: flex;
     align-items: baseline;