counter: 104-quad-8: Add COMPILE_TEST depends

104_QUAD_8 depends on X86, but compiles fine on ARCH=arm. This patch
adds support for COMPILE_TEST which is useful for compile testing code
changes to the driver and Counter subsystem.

Link: https://lore.kernel.org/r/20220105094137.259111-1-vilhelm.gray@gmail.com
Cc: Syed Nayyar Waris <syednwaris@gmail.com>
Suggested-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Acked-by: Syed Nayyar Waris <syednwaris@gmail.com>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Link: https://lore.kernel.org/r/3917721e792d362ee108b2f12cd2223675449d05.1647373009.git.vilhelm.gray@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/counter/Kconfig

@@ -14,7 +14,7 @@ if COUNTER
 
 config 104_QUAD_8
 	tristate "ACCES 104-QUAD-8 driver"
-	depends on PC104 && X86
+	depends on (PC104 && X86) || COMPILE_TEST
 	select ISA_BUS_API
 	help
 	  Say yes here to build support for the ACCES 104-QUAD-8 quadrature