doc: add util.types.isArrayBufferView()

This function was added by nodejs/node#15663,
but was never documented. This commit documents it.

PR-URL: https://github.com/nodejs/node/pull/33092


Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Masashi Hirano <shisama07@gmail.com>
Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com>
Reviewed-By: Andrey Pechkurov <apechkurov@gmail.com>