[llvm] [X86] Disallow immediate address calls when position independent (PR #202370)

[via llvm-commits]

agrieve wrote:

I've added the `llvm/test/CodeGen/X86/call-imm.ll` change, although I'm mostly just guessing at it, so please lmk if it's not right (or take over the change if you'd like)

https://github.com/llvm/llvm-project/pull/202370