[llvm] [mlir] [CodeGenTypes] Remove explicit VT numbers from ValueTypes.td (PR #169670)

[Ingo Müller via llvm-commits]

ingomueller-net wrote:

>From this revision on, the `__builtin_ia32_sqrtss` intrinsic isn't found anymore in our builds. Can that be related to this PR?

https://github.com/llvm/llvm-project/pull/169670