Auto merge of #86599 - Amanieu:asm_raw, r=nagisa

Add a "raw" option for asm! which ignores format string specifiers

This is useful when including raw assembly snippets using `include_str!`.

diff --cc compiler/rustc_ast/src/ast.rs
Simple merge

diff --cc compiler/rustc_ast_pretty/src/pprust/state.rs
Simple merge

diff --cc compiler/rustc_hir_pretty/src/lib.rs
Simple merge

diff --cc src/doc/unstable-book/src/library-features/asm.md
Simple merge