Fix: leftover tar-> reference after rename to extractor->

Last commit renamed the QProcess variable but missed the final
extractor->start(), breaking the build. No logic change beyond
completing the rename.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/src/settingsdialogupdates.cpp b/src/src/settingsdialogupdates.cpp
index 83c698c..d750725 100644
--- a/src/src/settingsdialogupdates.cpp
+++ b/src/src/settingsdialogupdates.cpp
@@ -397,6 +397,6 @@ void UpdatesSettingsTab::onInstall()
               QTimer::singleShot(250, qApp,
                                  []() { QCoreApplication::quit(); });
             });
-        tar->start();
+        extractor->start();
       });
 }