chore(deps): bump git2 from 0.20.2 to 0.20.4 (#185)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: seokju-na <seokju.me@toss.im>

Author: dependabot[bot]

Cargo.lock

@@ -9,7 +9,7 @@ crate-type = ["cdylib"]
 [dependencies]
 bitflags    = "2.1.0"
 chrono      = "0.4"
-git2        = { version = "0.20.2", features = ["vendored-libgit2", "vendored-openssl"] }
+git2        = { version = "0.20.4", features = ["vendored-libgit2", "vendored-openssl"] }
 napi        = { version = "3.5.0", default-features = false, features = ["napi6", "chrono_date"] }
 napi-derive = "3.3.0"
 thiserror   = "2.0.3"