Ladybird: Set fixed height for Settings

Author: https://github.com/guerinoni
Commit: 9f4bf1b04e
Pull-request: https://github.com/SerenityOS/serenity/pull/17116
Reviewed-by: https://github.com/ADKaster ✅
Reviewed-by: https://github.com/AtkinsSJ

Ladybird/SettingsDialog.cpp

@@ -31,6 +31,7 @@ SettingsDialog::SettingsDialog(QMainWindow* window)
 
     setWindowTitle("Settings");
     setFixedWidth(300);
+    setFixedHeight(150);
     setLayout(m_layout);
     show();
     setFocus();