mb/google/brya/var/taniks: Update SOF speaker topology

Taniks uses a 4-channel output config, rather than 2-channel.
Update the SOF speaker topology accordingly.

TEST=build/boot Win11 on taniks, verify speaker output functional.

Change-Id: I3c08b12b11464dcada014289174e0cc468d1c39d
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/75211
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: CoolStar <coolstarorganization@gmail.com>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>

src/mainboard/google/brya/variants/taniks/overridetree.cb

@@ -323,7 +323,7 @@ chip soc/intel/alderlake
 				end
 			end
 			chip drivers/sof
-				register "spkr_tplg" = "max98357a"
+				register "spkr_tplg" = "max98357a_tdm"
 				register "jack_tplg" = "rt5682"
 				register "mic_tplg" = "_2ch_pdm0"
 				device generic 0 on end