Build succeeded with git2 v0.19.0. The fix is complete. (#1774)

**Summary:**
- Bumped `git2` from `0.18` to `0.19` in 4 Cargo.toml files
- This brings in libgit2 1.8.1 which supports `index.skipHash`
- Build compiles successfully

crates/server/Cargo.toml

@@ -40,7 +40,7 @@ thiserror = { workspace = true }
 os_info = "3.12.0"
 futures-util = "0.3"
 ignore = "0.4"
-git2 = "0.18"
+git2 = "0.19"
 mime_guess = "2.0"
 rust-embed = "8.2"
 url = "2.5"