[clang] [llvm] [HLSL] Run finalize linkage pass for all targets (PR #134260)

[Steven Perron via llvm-commits]

s-perron wrote:

In discussions with the teams implementing HLSL, we changed the design for the `export` keyword in HLSL.

See https://github.com/llvm/wg-hlsl/blob/02098f6d85af1534c296c71790a24df55bd40374/proposals/0026-symbol-visibility.md

https://github.com/llvm/llvm-project/pull/134260