net: Kconfig: remove obsolete reference to config MICROBLAZE_64K_PAGES

Commit 05cdf457 ("microblaze: Remove noMMU code") removes config
MICROBLAZE_64K_PAGES in arch/microblaze/Kconfig. However, there is still
a reference to MICROBLAZE_64K_PAGES in the config VMXNET3 in
./drivers/net/Kconfig.

Remove this obsolete reference to config MICROBLAZE_64K_PAGES.
Signed-off-by: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/Kconfig

@@ -551,8 +551,8 @@ config VMXNET3
 	tristate "VMware VMXNET3 ethernet driver"
 	depends on PCI && INET
 	depends on !(PAGE_SIZE_64KB || ARM64_64K_PAGES || \
-		     IA64_PAGE_SIZE_64KB || MICROBLAZE_64K_PAGES || \
-		     PARISC_PAGE_SIZE_64KB || PPC_64K_PAGES)
+		     IA64_PAGE_SIZE_64KB || PARISC_PAGE_SIZE_64KB || \
+		     PPC_64K_PAGES)
 	help
 	  This driver supports VMware's vmxnet3 virtual ethernet NIC.
 	  To compile this driver as a module, choose M here: the