clk: microchip: convert SOC_MICROCHIP_POLARFIRE to ARCH_MICROCHIP_POLARFIRE

As part of converting RISC-V SOC_FOO symbols to ARCH_FOO to match the
use of such symbols on other architectures, convert the Microchip FPGA
clock drivers to use the new symbol.

Signed-off-by: Conor Dooley <[e-mail]>
Signed-off-by: Claudiu Beznea <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/clk/microchip/Kconfig

···
 
 config MCHP_CLK_MPFS
 	bool "Clk driver for PolarFire SoC"
-	depends on SOC_MICROCHIP_POLARFIRE || COMPILE_TEST
-	default SOC_MICROCHIP_POLARFIRE
+	depends on ARCH_MICROCHIP_POLARFIRE || COMPILE_TEST
+	default ARCH_MICROCHIP_POLARFIRE
 	select AUXILIARY_BUS
 	help
 	  Supports Clock Configuration for PolarFire SoC