doc/go1.18: document new overflow error for some untyped arguments to print/ln
doc/go1.18: document new overflow error for some untyped arguments to print/ln

Fixes #49216.
For #47694.

Change-Id: Ib129d790c382ddcc9677d87db4ca827b7159856a
Reviewed-on: https://go-review.googlesource.com/c/go/+/366275
Trust: Robert Griesemer <a6752097faebf1f02d80107d77a9be009089afe3@golang.org>
Reviewed-by: Ian Lance Taylor <87e9c6d529889242b7e184afb632328636553ab4@golang.org>

cloudflare/go,CAFxX/go,CAFxX/go,golang/go,golang/go,CAFxX/go,nawawi/go,nawawi/go,nawawi/go,cloudflare/go,cloudflare/go,cloudflare/go,nawawi/go,golang/go,CAFxX/go,nawawi/go,golang/go,nawawi/go,CAFxX/go,nawawi/go,golang/go,CAFxX/go,cloudflare/go,golang/go,CAFxX/go,nawawi/go,golang/go,cloudflare/go,golang/go,cloudflare/go,cloudflare/go,CAFxX/go