[packages/tzdata] (3 commits) Non-fast-forward update to branch fixup-2141fdb

[glen]

The branch 'fixup-2141fdb' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch.

Commits removed from the branch:

  f8a6a5a... do not own tzdata dir by two packages; refs 2141fdb

Commits added to the branch:

  33609c4... - up to 2017c (*)
  0da83cb... - adjusted test-update patch for South America zone names c (*)
  01671b7... do not own tzdata dir by two packages; refs 2141fdb

(*) This commit already existed in another branch; no separate mail sent