omap: remove NAMESPACES config symbols

they are available in config/Config-kernel.in

Signed-off-by: Dirk Neukirchen <dirkneukirchen@web.de>

target/linux/omap/config-4.4

@@ -383,14 +383,12 @@ CONFIG_MTD_UBI_BEB_LIMIT=20
 # CONFIG_MTD_UBI_GLUEBI is not set
 CONFIG_MTD_UBI_WL_THRESHOLD=4096
 CONFIG_MULTI_IRQ_HANDLER=y
-CONFIG_NAMESPACES=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_PER_CPU_KM=y
 CONFIG_NEON=y
 # CONFIG_NET_CADENCE is not set
 CONFIG_NET_KEY=y
 CONFIG_NET_KEY_MIGRATE=y
-CONFIG_NET_NS=y
 CONFIG_NET_PTP_CLASSIFY=y
 # CONFIG_NET_VENDOR_ARC is not set
 # CONFIG_NET_VENDOR_BROADCOM is not set
@@ -660,7 +658,6 @@ CONFIG_UNINLINE_SPIN_UNLOCK=y
 CONFIG_USB_SUPPORT=y
 # CONFIG_USB_DWC3_OMAP is not set
 # CONFIG_USERIO is not set
-# CONFIG_USER_NS is not set
 CONFIG_USE_OF=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_VFAT_FS=y