binary-compress.bbclass: UPX compress with LZMA by default
binary-compress.bbclass: UPX compress with LZMA by default

In my testing lzma offers at least 30-40% better compression and it is
introduced from v3.

Change-type: minor
Changelog-entry: Set UPX to use LZMA compression by default
Signed-off-by: Andrei Gherzan <8dc7c09356db0b1762fb140617d7375c0a5a4131@resin.io>

resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin,resin-os/meta-resin