don't block on reading ublox param (#28859)

selfdrive/locationd/laikad.py

@@ -448,7 +448,7 @@ def clear_tmp_cache():
 def main(sm=None, pm=None):
   #clear_tmp_cache()
 
-  use_qcom = not Params().get_bool("UbloxAvailable", block=True)
+  use_qcom = not Params().get_bool("UbloxAvailable")
   if use_qcom:
     raw_name = "qcomGnss"
   else:

selfdrive/locationd/locationd.cc

@@ -673,7 +673,7 @@ void Localizer::configure_gnss_source(LocalizerGnssSource source) {
 int Localizer::locationd_thread() {
   LocalizerGnssSource source;
   const char* gps_location_socket;
-  if (Params().getBool("UbloxAvailable", true)) {
+  if (Params().getBool("UbloxAvailable")) {
     source = LocalizerGnssSource::UBLOX;
     gps_location_socket = "gpsLocationExternal";
   } else {