iwlagn: use IWL_DEBUG_FW for firmware related debug msg
iwlagn: use IWL_DEBUG_FW for firmware related debug msg

Instead use generic IWL_DEBUG_INFO, use IWL_DEBUG_FW for uCode related stuffs.

Signed-off-by: Wey-Yi Guy <15ba08e2ad0b84ec2e6b8e47b27706f8a8e5edd0@intel.com>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas