libgit2: Bump to v1.8.0-alpha

bnjmnt4n · bnjmnt4n · commit 80602b7a9fd2 · 2024-03-02T22:30:02.000+08:00
diff --git a/libgit2-sys/libgit2 b/libgit2-sys/libgit2
@@ -1 +1 @@
-Subproject commit a418d9d4ab87bae16b87d8f37143a4687ae0e4b2
+Subproject commit 54bfab93bffa4f98ee37e3730c8ed4061a1bc5db
