ASoC: rsnd: Drop obsolete dependency on COMPILE_TEST

Since commit 0166dc11 ("of: make CONFIG_OF user selectable"), it
is possible to test-build any driver which depends on OF on any
architecture by explicitly selecting OF. Therefore depending on
COMPILE_TEST as an alternative is no longer needed.
Signed-off-by: Jean Delvare <jdelvare@suse.de>
Link: https://lore.kernel.org/r/20221127193441.0b54484d@endymion.delvareSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sh/Kconfig

@@ -39,7 +39,7 @@ config SND_SOC_SH4_SIU
 config SND_SOC_RCAR
 	tristate "R-Car series SRU/SCU/SSIU/SSI support"
 	depends on COMMON_CLK
-	depends on OF || COMPILE_TEST
+	depends on OF
 	select SND_SIMPLE_CARD_UTILS
 	select REGMAP_MMIO
 	help