Migrate CLI argument parse to the clap derive API (#2390)

* Migrate CLI argument parsing to the derive API

* Fix docs

* Fix tests

* Use `override_usage`

* Update changelog

Author: pvdrz

CHANGELOG.md

@@ -161,6 +161,8 @@
  * Updated the `clang-sys` crate version to 1.4.0 to support clang 15.
  * The return type is now ommited in signatures of functions returning `void`.
  * Updated the `clap` dependency for `bindgen-cli` to 4.
+ * Rewrote the `bindgen-cli` argument parser which could introduce unexpected
+   behavior changes. 
 
 ## Removed
 

Cargo.lock

@@ -23,7 +23,7 @@ name = "bindgen"
 [dependencies]
 bindgen = { path = "../bindgen", version = "=0.63.0" }
 shlex = "1"
-clap = "4"
+clap = { version = "4", features = ["derive"] }
 env_logger = { version = "0.9.0", optional = true }
 log = { version = "0.4", optional = true }