ARM: socfpga: Drop unneeded select of PCI_DOMAINS_GENERIC

Support for Altera SOCFPGA systems depends on ARCH_MULTI_V7, and thus on
ARCH_MULTIPLATFORM.
As the latter selects PCI_DOMAINS_GENERIC, there is no need for
ARCH_SOCFPGA to select PCI_DOMAINS_GENERIC.

Link: https://lore.kernel.org/r/20200505150722.1575-16-geert+renesas@glider.beSigned-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Cc: Dinh Nguyen <dinguyen@kernel.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Dinh Nguyen <dinguyen@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm/mach-socfpga/Kconfig

@@ -11,7 +11,6 @@ menuconfig ARCH_SOCFPGA
 	select HAVE_ARM_SCU
 	select HAVE_ARM_TWD if SMP
 	select MFD_SYSCON
-	select PCI_DOMAINS_GENERIC if PCI
 	select ARM_ERRATA_754322
 	select ARM_ERRATA_764369 if SMP
 	select ARM_ERRATA_775420