lzo: fix typo in decompressor

Shift of a LE value seems strange, probably meant to shift the cpu-order
variable as in the prvious section of the switch statement.

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Acked-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>