git: updated to 2.37.1

Git 2.37.1 Release Notes
========================

This release merges up the fixes that appear in v2.30.5, v2.31.4,
v2.32.3, v2.33.4, v2.34.4, v2.35.4, and v2.36.2 to address the
security issue CVE-2022-29187; see the release notes for these
versions for details.

Fixes since Git 2.37
--------------------

* Rewrite of "git add -i" in C that appeared in Git 2.25 didn't
  correctly record a removed file to the index, which is an old
  regression but has become widely known because the C version has
  become the default in the latest release.

* Fix for CVS-2022-29187.

(adam)