remove conversation avatar from chatActivity.

only show users avatars.
conversation avatars were removed again for now, because this would need more work to add custom view to the supportActionBar in order to show themed drawables.

Signed-off-by: Marcel Hibbe <dev@mhibbe.de>

app/src/main/java/com/nextcloud/talk/chat/ChatActivity.kt

@@ -991,22 +991,12 @@ class ChatActivity :
     }
 
     private fun loadAvatarForStatusBar() {
-        if (isOneToOneConversation() || isGroupConversation() || isPublicConversation()) {
-            var url = ""
-            if (isOneToOneConversation()) {
-                url = ApiUtils.getUrlForAvatar(
-                    conversationUser!!.baseUrl,
-                    currentConversation!!.name,
-                    true
-                )
-            } else if (isGroupConversation() || isPublicConversation()) {
-                url = ApiUtils.getUrlForConversationAvatarWithVersion(
-                    1,
-                    conversationUser!!.baseUrl,
-                    currentConversation!!.token,
-                    currentConversation!!.avatarVersion
-                )
-            }
+        if (isOneToOneConversation()) {
+            var url = ApiUtils.getUrlForAvatar(
+                conversationUser!!.baseUrl,
+                currentConversation!!.name,
+                true
+            )
 
             if (DisplayUtils.isDarkModeOn(supportActionBar?.themedContext)) {
                 url = "$url/dark"