Add keys update command to CLI

[msabramo]

Title

Add keys update command to CLI

$ litellm-proxy keys update \
  --key=2d7fd3dcfa6fb7a5142fcf234fc3e2e9dc983ad34ba435824929e8bb5ab28ebc \
  --key-alias=my-key \
  --user-id=me@company.com
{
  "key": "2d7fd3dcfa6fb7a5142fcf234fc3e2e9dc983ad34ba435824929e8bb5ab28ebc",
   ...
  "key_alias": "my-key",
   ...
  "user_id": "me@company.com",
   ...
}

Relevant issues

Pre-Submission checklist

Please complete all items before asking a LiteLLM maintainer to review your PR

• I have Added testing in the tests/litellm/ directory, Adding at least 1 test is a hard requirement - see details
• I have added a screenshot of my new test passing locally
• My PR passes all unit tests on make test-unit
• My PR's scope is as isolated as possible, it only solves 1 specific problem

Type

🆕 New Feature

Changes

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Name	Status	Preview	Comments	Updated (UTC)
litellm	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	May 6, 2025 9:42pm