dev-lang/lfe: rename all distfile .zip-balls to ${PV}

dev-lang/lfe: rename all distfile .zip-balls to ${PV}

Applies https://github.com/gentoo/gentoo/pull/4786
change to all ebuilds.

The only checksum change happened for lfe-0.7a.

File contents did not change but .zip compression attributes
shifted slightly: 'bx -> tx' (binary file -> text file)

$ diffoscope $(portageq envvar DISTDIR)/{v,lfe-}0.7a.zip

│ --rw----     0.0 fat       20 bx stor 11-Aug-10 02:35 lfe-0.7a/.gitignore
│ +-rw----     0.0 fat       20 tx stor 11-Aug-10 02:35 lfe-0.7a/.gitignore

Package-Manager: Portage-2.3.6, Repoman-2.3.2