chore: invert content of coach mark in mdv2

[NotNestor]

Description

momentum v2 content of coachmark is inverted theme. since buttons can be added via slots to support this working in other themes that are not inverted wrap the content in theme which is inverted dark theme in mdv2

Related Issue

Motivation and Context

How Has This Been Tested?

Screenshots:

Before (If applicable):

After:

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)
• [ ] Documentation update
• [ ] Code style update (formatting, local variables)
• [ ] Refactoring (no functional changes, no api changes)
• [ ] Build related changes
• [ ] CI related changes
• [ ] Other... Please describe:

Checklist:

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 94.58%. Comparing base (514c96c) to head (c053d67).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #1680 +/- ## ========================================== - Coverage 95.08% 94.58% -0.50% ========================================== Files 134 134 Lines 19458 19475 +17 Branches 3065 3049 -16 ========================================== - Hits 18501 18420 -81 - Misses 957 1055 +98 ```

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.