bump version -> 0.2.26

Author: demonkillerr

src/gui/mainwindow.cpp

@@ -117,7 +117,7 @@ void MainWindow::createMenuBar() {
         QMessageBox::about(this, "About ALG App Store",
             "ALG App Store (Beta)\n\n"
             "A modern package manager for Arch Linux\n"
-            "Version: 0.2.25\n"
+            "Version: 0.2.26\n"
             "Built with Qt6 and C++17\n\n"
             "© 2025 Arka Linux GUI");
     });