repl: fix tab completion for object properties with special char

The old RegExp will pass property names like `"hello world!"`
when filtering the results of tab complete. This change is to
fix it.

Fixes: https://github.com/nodejs/node/issues/21201

PR-URL: https://github.com/nodejs/node/pull/21556
Fixes: https://github.com/nodejs/node/issues/21201


Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>