still not working: `ng deploy` issue #17332 not fixed

[george43g]

🐞 Bug report

Command (mark with an x)

• deploy

Is this a regression?

Sort-of. This issue was supposedly fixed in #17332, however, is still not working.
As of 9.1.1 there is supposed to be a fix. However, does not work in that version.

Description

same as #17332

🔬 Minimal Reproduction

Angular CLI v9.1.1
ng deploy cloud-functions --configuration='production'

🔥 Exception or Error

Unknown option: '--configuration'

[angular-automatic-lock-bot]

This issue has been automatically locked due to inactivity.
Please file a new issue if you are encountering a similar or related problem.

Read more about our automatic conversation locking policy.

_{This action has been performed automatically by a bot.}