Updating databases/p5-DBM-Deep from 1.0015 to 1.0016

pkgsrc changes:
- Add license definition
- Adjust dependency (Test::More 0.88 is satisfied by available lang/perl5)

Upstream changes:
1.0016 Feb 05 22:10:00 2010 PST
    - (This version is compatible with 1.0015)
    - New caveat in the docs explaining stale references (RT#42129)
    - All included modules now have the same version in META.yml, so
      the CPAN shell will no longer try to downgrade.
    - Fixed bug in clear() for hashes (RT#50541)

(sno)