chore(deps): update git2 to 0.20.0

Signed-off-by: Rui Chen <rui@chenrui.dev>

Author: chenrui333

Cargo.lock

@@ -32,7 +32,7 @@ captur = "0.1.0"
 chrono = "0.4.38"
 crossbeam-channel = "0.5.13"
 crossterm = "0.27.0"
-git2 = { version = "0.18.3", default-features = false, features = [] }
+git2 = { version = "0.20.0", default-features = false, features = [] }
 if_chain = "1.0.2"
 num-format = "0.4.4"
 parking_lot = "0.12.3"