Fix lsptestapp build

addons/lspclient/tests/CMakeLists.txt

@@ -8,5 +8,6 @@ target_sources(
     lsptestapp.cpp
     ../lspclientserver.cpp
     ../lspsemantichighlighting.cpp
+    ../semantic_tokens_legend.cpp
     ${DEBUG_SOURCES}
 )

addons/lspclient/tests/lsptestapp.cpp

@@ -30,7 +30,7 @@ int main(int argc, char **argv)
         }
     };
     auto conn = QObject::connect(&lsp, &LSPClientServer::stateChanged, state_h);
-    lsp.start(nullptr /* no plugin for extra config */);
+    lsp.start();
     q.exec();
     QObject::disconnect(conn);