update GitDB submodule to latest pubslished version

Byron · Byron · commit e51bf80ad576 · 2025-01-02T08:24:01.000+01:00
diff --git a/git/ext/gitdb b/git/ext/gitdb
@@ -1 +1 @@
-Subproject commit 3d3e9572dc452fea53d328c101b3d1440bbefe40
+Subproject commit 775cfe8299ea5474f605935469359a9d1cdb49dc
