[clang] Docs: ambiguous use of "explicitly" in [[clang::no_specializaiton]] (PR #143839)

[Nikolas Klauser via cfe-commits]

https://github.com/philnik777 requested changes to this pull request.

This seems incorrect. A specialization is instantiated or an explicit specialization according to https://eel.is/c++draft/temp.spec.general#4, which is definitely _not_ what we mean.

https://github.com/llvm/llvm-project/pull/143839