Update Rust crate clap to 4.0.21

Cargo.lock

@@ -27,9 +27,9 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "clap"
-version = "4.0.20"
+version = "4.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "426eed9136e68a14d9de937db20cfd79fcc25c09709872e8005897c618a8365e"
+checksum = "b3a8bb36a4783b8ec3d9942d06b549572687b503610cddad7d4cd573c1b6398a"
 dependencies = [
  "atty",
  "bitflags",

crates/gitignore_inner/Cargo.toml

@@ -16,7 +16,7 @@ categories = ["command-line-interface"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-clap = { version = "4.0.20", features = ["env", "unicode", "string"] }
+clap = { version = "4.0.21", features = ["env", "unicode", "string"] }
 console = "0.15.2"
 eyre = "0.6.8"
 tracing = { version = "0.1.37", features = ["log"] }