topology1: add sof-hda-generic-4ch-bt topology

Add an new topology sof-hda-generic-4ch-bt.tplg which supports
4-channel DMIC PCM and BT audio offload for Chromebooks.

Signed-off-by: Brent Lu <brent.lu@intel.com>
(cherry picked from commit e05ca34)

Author: brentlu

tools/topology/topology1/CMakeLists.txt

@@ -27,6 +27,7 @@ set(TPLGS
 	"sof-hda-generic\;sof-hda-generic-2ch\;-DCHANNELS=2\;-DHSPROC=volume\;-DDMICPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_48khz.m4\;-DDMIC16KPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_16khz.m4\;-DDYNAMIC=1"
 	"sof-hda-generic\;sof-hda-generic-3ch\;-DCHANNELS=4\;-DHSPROC=volume\;-DDMICPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_48khz.m4\;-DDMIC16KPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_16khz.m4\;-DDYNAMIC=1"
 	"sof-hda-generic\;sof-hda-generic-4ch\;-DCHANNELS=4\;-DHSPROC=volume\;-DDMICPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_48khz.m4\;-DDMIC16KPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_16khz.m4\;-DDYNAMIC=1"
+	"sof-hda-generic\;sof-hda-generic-4ch-bt\;-DCHANNELS=4\;-DHSPROC=volume\;-DDMICPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_48khz.m4\;-DDMIC16KPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_16khz.m4\;-DDYNAMIC=1\;-DBT_OFFLOAD"
 	"sof-hda-generic\;sof-hda-generic-4ch-dts\;-DCHANNELS=4\;-DHSPROC=volume\;-DDMICPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_48khz.m4\;-DDMIC16KPROC_FILTER1=eq_iir_coef_highpass_40hz_20db_16khz.m4\;-DDYNAMIC=1\;-DDTS=`DTS'"
 	## end HDaudio codec topologies