chore: Follow up connection status

lib/pages/chat/chat_app_bar_title.dart

@@ -99,9 +99,7 @@ class ChatAppBarTitle extends StatelessWidget {
                                   status.icon,
                                   size: 12,
                                   color: status.error != null
-                                      ? Theme.of(context)
+                                      ? Theme.of(context).colorScheme.error
-                                          .colorScheme
-                                          .onErrorContainer
                                       : null,
                                 ),
                                 const SizedBox(width: 4),
@@ -111,9 +109,7 @@ class ChatAppBarTitle extends StatelessWidget {
                                     style: TextStyle(
                                       fontSize: 12,
                                       color: status.error != null
-                                          ? Theme.of(context)
+                                          ? Theme.of(context).colorScheme.error
-                                              .colorScheme
-                                              .onErrorContainer
                                           : null,
                                     ),
                                   ),

lib/pages/chat_list/chat_list_header.dart

@@ -59,7 +59,9 @@ class ChatListHeader extends StatelessWidget implements PreferredSizeWidget {
                   ? L10n.of(context).searchChatsRooms
                   : status.calcLocalizedString(context),
               hintStyle: TextStyle(
-                color: theme.colorScheme.onPrimaryContainer,
+                color: status.error != null
+                    ? theme.colorScheme.error
+                    : theme.colorScheme.onPrimaryContainer,
                 fontWeight: FontWeight.normal,
               ),
               prefixIcon: hide
@@ -79,6 +81,9 @@ class ChatListHeader extends StatelessWidget implements PreferredSizeWidget {
                         )
                   : Icon(
                       status.icon,
+                      color: status.error != null
+                          ? theme.colorScheme.error
+                          : theme.colorScheme.onPrimaryContainer,
                       size: 18,
                     ),
               suffixIcon: controller.isSearchMode && globalSearch