Drop patch

qt-6.8.patch

-diff --git a/src/bookserver.cpp b/src/bookserver.cpp
-index ef2ac36..a7892bd 100644
---- a/src/bookserver.cpp
-+++ b/src/bookserver.cpp
-@@ -16,7 +16,14 @@ BookServer::BookServer()
-     });
- 
-     server.afterRequest([](QHttpServerResponse &&resp) {
-+#if QT_VERSION < QT_VERSION_CHECK(6, 8, 0)
-         resp.setHeader("Access-Control-Allow-Origin", "*");
-+#else
-+        QHttpHeaders h = resp.headers();
-+        h.removeAll("Access-Control-Allow-Origin");
-+        h.append("Access-Control-Allow-Origin", "*");
-+        resp.setHeaders(h);
-+#endif
-         return std::move(resp);
-     });
-