[llvm] [JSON][NFC] Move print method out of NDEBUG || DUMP (PR #131639)

[David Blaikie via llvm-commits]

dwblaikie wrote:

> The patch fixes the linking problem I was mentioning in the previous pull request (Release-build of LLVM + Debug-build of out-of-tree project), so it looks good from me.

Could you link to the artifacts/perhaps provide more details here about the caller, link error, etc?

https://github.com/llvm/llvm-project/pull/131639