Rollup merge of #92559 - durin42:llvm-14-attributemask, r=nikic

RustWrapper: adapt to new AttributeMask API

Upstream LLVM change 9290ccc3c1a1 migrated attribute removal to use
AttributeMask instead of AttrBuilder, so we need to follow suit here.

r? ``@nagisa`` cc ``@nikic``

diff --cc compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
Simple merge