Fix syntax error in struct doc example (GH-102160)

Missing closing ) reported on Discuss by Chukwudi Nwachukwu.
(cherry picked from commit 8f647477f0ab5362741d261701b5bcd76bd69ec1)

Co-authored-by: Terry Jan Reedy <tjreedy@udel.edu>

Miss Islington (bot) committed 3y ago

780dec8a9468a5f31c9f7ebfc4f673ed4ed9e0e8

Parent: fa592f0

Committed by GitHub <noreply@github.com> on 2/23/2023, 12:02:38 AM