Stop removing the "runtime" feature from the default feature set

bindgen-fix-metadata.diff

@@ -1,10 +0,0 @@
---- bindgen-0.63.0/Cargo.toml	1970-01-01T00:00:01+00:00
-+++ bindgen-0.63.0/Cargo.toml	2022-12-13T11:47:34.400282+00:00
-@@ -102,7 +102,6 @@
- [features]
- default = [
-     "logging",
--    "runtime",
-     "which-rustfmt",
- ]
- logging = ["log"]

rust-bindgen.spec

@@ -12,9 +12,6 @@ Summary:        Automatically generates Rust FFI bindings to C and C++ libraries
 License:        BSD-3-Clause
 URL:            https://crates.io/crates/bindgen
 Source:         %{crates_source}
-# Manually created patch for downstream crate metadata changes
-# * default to linking with libclang instead of using dlopen
-Patch:          bindgen-fix-metadata.diff
 
 BuildRequires:  rust-packaging >= 21