firmware: cs_dsp: Rename KConfig symbol CS_DSP -> FW_CS_DSP

Qualify the KConfig symbol for cs_dsp by adding a FW_ prefix so that
it is more explicit what is being referred to. This is preparation for
using the symbol to namespace the exports.
Signed-off-by: Richard Fitzgerald <rf@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20221124134556.3343784-2-rf@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>

drivers/firmware/cirrus/Kconfig

 # SPDX-License-Identifier: GPL-2.0-only
 
-config CS_DSP
+config FW_CS_DSP
 	tristate
 	default n

drivers/firmware/cirrus/Makefile

 # SPDX-License-Identifier: GPL-2.0
 #
-obj-$(CONFIG_CS_DSP)		+= cs_dsp.o
+obj-$(CONFIG_FW_CS_DSP)		+= cs_dsp.o

sound/pci/hda/Kconfig

@@ -98,7 +98,7 @@ config SND_HDA_SCODEC_CS35L41
 
 config SND_HDA_CS_DSP_CONTROLS
 	tristate
-	select CS_DSP
+	select FW_CS_DSP
 
 config SND_HDA_SCODEC_CS35L41_I2C
 	tristate "Build CS35L41 HD-audio side codec support for I2C Bus"

sound/soc/codecs/Kconfig

@@ -349,7 +349,7 @@ config SND_SOC_WM_HUBS
 
 config SND_SOC_WM_ADSP
 	tristate
-	select CS_DSP
+	select FW_CS_DSP
 	select SND_SOC_COMPRESS
 	default y if SND_SOC_MADERA=y
 	default y if SND_SOC_CS47L24=y