Fix sorting by resource start time

[JamesNK]

Description

The displayed value changed to StartTimeStamp, but the tooltip and sorting still used CreationTimeStamp.

Fixes https://github.com/dotnet/aspire/issues/6687

Checklist

• Is this feature complete?
  • [x] Yes. Ready to ship.
  • [ ] No. Follow-up changes expected.
• Are you including unit tests for the changes and scenario tests if relevant?
  • [ ] Yes
  • [x] No
• Did you add public API?
  • [ ] Yes
  • If yes, did you have an API Review for it?
    • [ ] Yes
    • [ ] No
  • Did you add <remarks /> and <code /> elements on your triple slash comments?
    • [ ] Yes
    • [ ] No
  • [x] No
• Does the change make any security assumptions or guarantees?
  • [ ] Yes
  • If yes, have you done a threat model and had a security review?
    • [ ] Yes
    • [ ] No
  • [x] No

• Does the change require an update in our Aspire docs?

  • [ ] Yes
  • Is this introducing a breaking change?
    • [ ] Yes
    • Link to aspire-docs issue (please use this breaking-change template):
    • [ ] No
    • Link to aspire-docs issue (please use this doc-idea template):
  • [x] No

  Microsoft Reviewers: Open in CodeFlow

[davidfowl]

No tests?

[JamesNK]

No, the sorting is done by fluent UI grid control. I don’t think it’s worth it in this case

[JamesNK]

/azp run

[azure-pipelines[bot]]

Azure Pipelines successfully started running 1 pipeline(s).