fix(ios): restore locationServicesEnabled() guard in currentPermissions

The global Location Services check was inadvertently dropped when
switching to appModel.locationAuthorizationStatus(). Without it the
gateway can advertise location as usable while system-wide Location
Services are off.

apps/ios/Sources/Gateway/GatewayConnectionController.swift

@@ -895,6 +895,7 @@ final class GatewayConnectionController {
         if let appModel = self.appModel {
             permissions["location"] = Self.isLocationAuthorized(
                 status: appModel.locationAuthorizationStatus())
+                && CLLocationManager.locationServicesEnabled()
         }
         permissions["screenRecording"] = RPScreenRecorder.shared().isAvailable