RDMA/hfi1: Depend on !UML

Both hfi1 and UML depend on x86_64, this can trigger build errors.
This driver must depends on !UML because it accesses x86_64
features that are not supported by UML.

Link: https://lore.kernel.org/r/165755127879.2996325.5668395672492732376.stgit@awfm-02.cornelisnetworks.comSigned-off-by: Ehab Ababneh <ehab.ababneh@cornelisnetworks.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>

drivers/infiniband/hw/hfi1/Kconfig

 # SPDX-License-Identifier: GPL-2.0-only
 config INFINIBAND_HFI1
 	tristate "Cornelis OPX Gen1 support"
-	depends on X86_64 && INFINIBAND_RDMAVT && I2C
+	depends on X86_64 && INFINIBAND_RDMAVT && I2C && !UML
 	select MMU_NOTIFIER
 	select CRC32
 	select I2C_ALGOBIT