LibGUI+Userland: Add _deprecated suffix to AbstractButton::{set_,}text

Author: https://github.com/krkk
Commit: d32b052f22
Pull-request: https://github.com/SerenityOS/serenity/pull/17454
Reviewed-by: https://github.com/linusg ✅

Userland/Services/Taskbar/ShutdownDialog.cpp

@@ -78,7 +78,7 @@ ShutdownDialog::ShutdownDialog()
         auto action = options[i];
         auto& radio = right_container.add<GUI::RadioButton>();
         radio.set_enabled(action.enabled);
-        radio.set_text(action.title);
+        radio.set_text_deprecated(action.title);
 
         radio.on_checked = [this, i](auto) {
             m_selected_option = i;