octeon: fix feature flag for initramfs support

Signed-off-by: Felix Fietkau <[email protected]>

target/linux/octeon/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 ARCH:=mips64
 BOARD:=octeon
 BOARDNAME:=Cavium Networks Octeon
-FEATURES:=squashfs ext4 initramfs pci usb
+FEATURES:=squashfs ext4 ramdisk pci usb
 CPU_TYPE:=octeon
 MAINTAINER:=John Crispin <[email protected]>