iwlwifi: fix long debug print

There is a debug print that sometimes reaches over
110 chars, thus generating a warning in those cases.
Split the print into two to prevent these cases.

Fixes: 92b0f7b2 ("iwlwifi: split the regulatory rules when the bandwidth flags require it")
Signed-off-by: Liad Kaufman <liad.kaufman@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>