fstab: Remove error

Mount option has been removed in 6.18

Author: mattiaswal

board/common/rootfs/etc/fstab

@@ -16,8 +16,8 @@ cfgfs		/config		configfs	nofail,noauto		0	0
 # /home, /root, and /var, are determined dynamically by /usr/libexec/infix/mnt
 # depending on the available devices.
 mnttmp		/mnt/tmp	tmpfs	defaults				0	0
-LABEL=aux	/mnt/aux	auto	noatime,nodiratime,noauto,errors=remount-ro	0 0
-LABEL=var	/mnt/var	auto	noatime,nodiratime,noauto,errors=remount-ro	0 0
-LABEL=cfg	/mnt/cfg	auto	noatime,nodiratime,noauto,errors=remount-ro	0 0
+LABEL=aux	/mnt/aux	auto	noatime,nodiratime,noauto	0 0
+LABEL=var	/mnt/var	auto	noatime,nodiratime,noauto	0 0
+LABEL=cfg	/mnt/cfg	auto	noatime,nodiratime,noauto	0 0
 hostfs		/mnt/host	9p	cache=none,msize=16384,noauto		0	0
 /usr/libexec/infix/mnt#	/cfg	helper	none					0	0