The file... ftp://elsie.nci.nih.gov/pub/tzdata2011k.tar.gz ...is now available; this reflects changes circulated last week on the time zone mailing list.
should be all set now in the tree; thanks for the report! Commit message: Version bump http://sources.gentoo.org/sys-libs/timezone-data/timezone-data-2011k.ebuild?rev=1.1