Infra proxy service needs to have an API to update the WebUI Key

[kalroy]

User Story

As an Automate User, I will use this api to update the WebUI key in DB.

Acceptance Criteria

• This should have this api working with updated WebUI key

Implementation Details

• The API should validate the WebUI key
• The API should make a call to secrets service to get the secretID
• The API should update the secretID in the DB

Definition of Done

• All things specified in User Story Acceptance Criteria should be fulfilled.
• All Exceptions are Handled Properly
• Ensure logs have no unnecessary data.
• Test coverage for the new feature is done to at least 70%
• If needed raise Docs PR and tag documentation.
• Swagger Documentation updated
• Smoke Test done.
• Ensure Build and Integration Pipelines are Green.
• PR has 2 approvers.
• All Code Review Comments are Resolved.
• README doc should be updated, if needed.