Rollup merge of #105955 - Nilstrieb:no-trivial-opt-wrappers-we-have-field-accesses...

Remove wrapper functions for some unstable options

They are trivial and just forward to the option. Like most other options, we can just access it directly.

diff --cc compiler/rustc_codegen_llvm/src/attributes.rs
Simple merge

diff --cc compiler/rustc_metadata/src/rmeta/encoder.rs
Simple merge

diff --cc compiler/rustc_session/src/options.rs
Simple merge