[Bug] Add webJob "stopping" status serialization and deserialization

[Sitaarz]

This PR resolves the issue where the 'Stopping', 'Disabling', 'Success' states were not handled in the WebJob status.
Fixes #49737

[github-actions]

Thank you for your contribution @Sitaarz! We will review the pull request and get back to you soon.

[Sitaarz]

I am new to being contributor. Any advices?

[Sitaarz]

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[azure-sdk]

API Change Check

APIView identified API level changes in this PR and created the following API reviews

Azure.ResourceManager.AppService

[ArthurMa1978]

Hey @Sitaarz , thank you for your contribution. Since the management plane SDK is generated from the Swagger spec, please update the corresponding Swagger spec to address this issue, and then regenerate the SDK accordingly.

[github-actions]

Hi @Sitaarz. Thank you for your interest in helping to improve the Azure SDK experience and for your contribution. We've noticed that there hasn't been recent engagement on this pull request. If this is still an active work stream, please let us know by pushing some changes or leaving a comment. Otherwise, we'll close this out in 7 days.