git: update to v2.52.0

Update to git version v2.52.0, this requires changes for these
upstream commits:

* 9f6dfe43c8a55b833ae16486bcafe29b543461f9
  string-list: align string_list_split() with its _in_place() counterpart

* 78237ea53d6546aeab7adb2c7547a1177311ccde
  packfile: split up responsibilities of `reprepare_packed_git()`

* 751808b2a18acba76b824aed4d8b7442bd7f5fca
  packfile: refactor `get_packed_git()` to work on packfile store

Signed-off-by: Christian Hesse <mail@eworm.de>

1 files changed, 0 insertions, 0 deletions

diff --git a/git b/git
-Subproject bb5c624209fcaebd60b9572b2cc8c61086e39b5
+Subproject 9a2fb147f2c61d0cab52c883e7e26f5b7948e3e