Transceiver52M: Set UHD rates before creating streamers

Recent versions of UHD require setting the sample rate before creating
streamers otherwise the following exception occurs.

Boost_105300; UHD_003.007.000-0-g7fef199d

terminate called after throwing an instance of
'boost::exception_detail::clone_impl<boost::exception_detail::error_info_injector<boost::math::rounding_error> >'
  what():  Error in function boost::math::round<d>(d): Value -nan can not be represented in the target integer type.

Signed-off-by: Thomas Tsou <tom@tsou.cc>
1 file changed