bpo-41233: Add links to errnos referenced in exceptions docs (GH-21380)

Co-authored-by: Andrew Kuchling <amk@amk.ca>
Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

yyyyyyyan committed 4y ago

a74892cb2168d249d9a8c53fad605a5def9b41d4

Parent: 5a7506d

Committed by GitHub <noreply@github.com> on 4/5/2022, 2:01:36 AM