configure: remove support to disable quota support

For the 1.43 release, quota support will be the default.  It's much
simpler if we don't try to make quota support optional.  This was done
originally because the quota feature wasn't fully tested.  It is now,
so we can remove this as an option.

Signed-off-by: Theodore Ts'o <tytso@mit.edu>
12 files changed