Update provision API docs with missing parameters - #34

Running Vale across on the following files affected by this PR:

- api-reference/agents.mdx

Attempting to initialize Vale linter...
No customer vale configuration detected. Using Mintlify's default configuration.
Attempting to run Vale spellcheck...
Vale spellcheck completed successfully.

api-reference/agents.mdx:
	- 478:66     Did you really mean 'Ethereum'?
	- 551:16     Did you really mean 'proxied'?
	- 551:73     Did you really mean 'Mux'?
	- 586:59     Did you really mean 'userId'?
	- 586:89     Did you really mean 'streamKey'?
	- 586:148    Did you really mean 'agentId'?
	- 586:159    Did you really mean 'aiProvider'?
	- 586:201    Did you really mean 'playbackUrl'?
	- 586:216    Did you really mean 'hls'?
	- 586:223    Did you really mean 'rtmp'?
	- 586:241    Did you really mean 'createdAt'?
	- 792:87     Did you really mean 'unconfigured'?


Found 12 suggested changes across 1 files in 536.03ms