arm64: dts: qcom: thinkpad-x13s: Fix firmware location

The firmware for the Lenovo Thinkpad X13s has been submitted, accepted
and merged upstream, so update to the correct path.
Signed-off-by: Steev Klimaszewski <steev@kali.org>
Reviewed-by: Andrew Halaney <ahalaney@redhat.com>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220817231236.3971-1-steev@kali.org

arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts

@@ -235,13 +235,13 @@ keyboard@68 {
 };
 
 &remoteproc_adsp {
-	firmware-name = "qcom/sc8280xp/qcadsp8280.mbn";
+	firmware-name = "qcom/LENOVO/21BX/qcadsp8280.mbn";
 
 	status = "okay";
 };
 
 &remoteproc_nsp0 {
-	firmware-name = "qcom/sc8280xp/qccdsp8280.mbn";
+	firmware-name = "qcom/LENOVO/21BX/qccdsp8280.mbn";
 
 	status = "okay";
 };