Add support for dotneteng-status tokens to Secret Manager

[missymessa]

See this thread: https://teams.microsoft.com/l/message/19:276707cdcf5d431caaa8792b29bd832d@thread.skype/1726764574910?tenantId=72f988bf-86f1-41af-91ab-2d7cd011db47&groupId=147df318-61de-4f04-8f7b-ecd328c256bb&parentMessageId=1726764574910&teamName=.NET%20Eng%20Services&channelName=FR%20Internal&createdTime=1726764574910

Release Note Category

• [ ] Feature changes/additions
• [ ] Bug fixes
• [ ] Internal Infrastructure Improvements

  Release Note Description

[garath]

These are manually rotated and also used in service connections. The tool should use the same techniques as it does for NuGet service connections to track expiration, but follow a "human intervention required" step-by-step policy for actual rotation.