Remove unused MSG_ID_ACTIVE

editor/plugins/plugin_config_dialog.cpp

@@ -321,7 +321,6 @@ PluginConfigDialog::PluginConfigDialog() {
 	validation_panel->add_line(MSG_ID_PLUGIN, TTRC("Plugin name is valid."));
 	validation_panel->add_line(MSG_ID_SCRIPT, TTRC("Script extension is valid."));
 	validation_panel->add_line(MSG_ID_SUBFOLDER, TTRC("Subfolder name is valid."));
-	validation_panel->add_line(MSG_ID_ACTIVE);
 	validation_panel->add_line(MSG_ID_ENABLE_WARNINGS);
 	validation_panel->set_update_callback(callable_mp(this, &PluginConfigDialog::_on_required_text_changed));
 	validation_panel->set_accept_button(get_ok_button());

editor/plugins/plugin_config_dialog.h

@@ -45,7 +45,6 @@ class PluginConfigDialog : public ConfirmationDialog {
 		MSG_ID_PLUGIN,
 		MSG_ID_SUBFOLDER,
 		MSG_ID_SCRIPT,
-		MSG_ID_ACTIVE,
 		MSG_ID_ENABLE_WARNINGS,
 	};