Fixing a Rust compiler warning about unused `name` binding.

This CL fixes the following warning that has somehow snuck in past
presubmits in https://github.com/google/crubit/commit/feb78f2f6c8ecdd671f9bb89314317ecea9ddbc6:

INFO: From Compiling Rust bin src_code_gen_impl_test (1 files):
warning: unused variable: `name`
--> devtools/rust/cc_interop/rs_bindings_from_cc/src_code_gen.rs:1240:33
 |
 |             RsTypeKind::Other { name, type_args } => {
 |                                 ^^^^ help: try ignoring the field: `name: _`
 |
PiperOrigin-RevId: 427943014
1 file changed
tree: 5b8d46439eefcf294dc95b9e57fd0d276123a47e
  1. lifetime_annotations/
  2. rs_bindings_from_cc/
  3. CODE_OF_CONDUCT
  4. CONTRIBUTING
  5. LICENSE
  6. README.md
README.md

Crubit: C++/Rust Bidirectional Interop Tool

Extremely experimental interop tooling for C++ and Rust.

Please don‘t use, this is an experiment and we don’t yet know where will it take us. There will be breaking changes without warning. Unfortunately, we can't take contributions at this point.