Lemon is packaged as part of sqlite, and sqlite 3.7.3 was released back
in 2010[1].
As the small source tarballs no longer include the tools, fetch the
sqlite github mirror instead.
Don't bother installing a pretty minimal manpage, as very few projects
use lemon (sqlite itself, and libpbnjson).
[1] https://www.sqlite.org/releaselog/3_7_3.html
Signed-off-by: Ross Burton <ross.burton@arm.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Ross Burton