Dashboard arm

[XiaofeiCao]

1. Added Azure MPG report.
2. Removed MPG from Azure DPG and standard report.

Cadl Ranch Contribution Checklist:

• [ ] I have written a scenario spec
• [ ] I have meaningful @scenario names. Someone can look at the list of scenarios and understand what I'm covering.
• [ ] I have written a mock API
• [ ] I have used @scenarioDocs for extra scenario description and to tell people how to pass my mock api check.

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: deceab150ccbcb6ce318b273606c5f6c4064c37b

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 4 packages

| Name | Type | | ------------------------------------ | ----- | | @azure-tools/cadl-ranch-coverage-sdk | Minor | | @azure-tools/cadl-ranch-dashboard | Minor | | @azure-tools/cadl-ranch | Minor | | @azure-tools/cadl-ranch-specs | Patch |

Not sure what this means? Click here to learn what changesets are.

Click here if you're a maintainer who wants to add another changeset to this PR

[XiaofeiCao]

@timotheeguerin Would you help merge this PR if no objection? There's an ongoing effort to refactor existing ARM tests as well as adding new ones. Kinda don't want it to affect overall cadl-ranch dashboard coverage, thanks!