Drop git usage from gemspec

Forwarded: not-needed

Gbp-Pq: Name 0004-puma.gemspec-drop-git-usage.patch

puma (6.4.3-1) unstable; urgency=medium

  * Team upload.
  * New upstream version. Fixes CVE-2024-45614 (Closes: #1082379)
  * Remove custom ssl autopkgtest.
    - https://lists.debian.org/debian-ruby/2024/11/msg00006.html
  * Update certificates for tests.

[dgit import unpatched puma 6.4.3-1]

Import puma_6.4.3.orig.tar.gz

[dgit import orig puma_6.4.3.orig.tar.gz]

Import puma_6.4.3-1.debian.tar.xz

[dgit import tarball puma 6.4.3-1 puma_6.4.3-1.debian.tar.xz]