Fix import name

src/roomlastmessageprovider.cpp

@@ -1,7 +1,7 @@
 // SPDX-FileCopyrightText: 2023 Carl Schwan <carl@carlschwan.eu>
 // SPDX-License-Identifier: LGPL-2.0-or-later
 
-#include "roomlastmessagestate.h"
+#include "roomlastmessageprovider.h"
 
 using namespace Qt::Literals::StringLiterals;