Bluetooth: Enhance logging in btfm slim & audio codec drivers

Add dai name & slim port numbers for better logs for debugging. Remove
function name from pr_debug as it can be enabled by dynamic debugging.

Change-Id: If9c300e1fe22680e98dd29aadfd2bf3b8c2b5624
Signed-off-by: Rupesh Tatiya <rtatiya@codeaurora.org>