realtek: rtl930x: convert Hasivo S1100W to lzma only.
The current build recipe creates a lzma based initramfs and
a gzip based sysupgrade (installation) image. No need to
use different compression methods. Use lzma for both.
Tested-by: Andrew LaMarche <[email protected]>
Signed-off-by: Markus Stockhausen <[email protected]>
Link: https://github.com/openwrt/openwrt/pull/19669
Signed-off-by: Robert Marko <[email protected]>