qcacmn: Introduce reg_err_rl to avoid print flood

Print floods are observed in the APIs below:

1) reg_get_curr_regdomain
2) reg_is_etsi13_regdmn
3) reg_freq_to_chan

Add a new macro reg_err_rl and assign QDF_TRACE_ERROR_RL. Use reg_err_rl
instead of reg_err, to avoid print flood.

Change-Id: I5c1da71febd61449bfbff508797c60bb88849122
CRs-Fixed: 2552008
3 files changed