Housekeeping Remove Unsupported Targets

[ChrisPulman]

What kind of change does this PR introduce?

Update

What is the current behaviour?

Old targets

What is the new behaviour?

Add MonoAndroid12.0 and MonoAndroid13.0 Add Net 7.0 Update uap10.0.16299 to uap10.0.17763

What might this PR break?

Non expected

Please check if the PR fulfils these requirements

• [ ] Tests for the changes have been added (for bug fixes / features)
• [ ] Docs have been added / updated (for bug fixes / features)

Other information:

[codecov[bot]]

Codecov Report

Base: 83.14% // Head: 83.14% // No change to project coverage :thumbsup:

Coverage data is based on head (d811f1c) compared to base (a3d2441). Patch has no changes to coverable lines.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #506 +/- ## ======================================= Coverage 83.14% 83.14% ======================================= Files 18 18 Lines 706 706 ======================================= Hits 587 587 Misses 119 119 ``` Help us with your feedback. Take ten seconds to tell us [how you rate us](https://about.codecov.io/nps?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reactiveui). Have a feature suggestion? [Share it here.](https://app.codecov.io/gh/feedback/?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=reactiveui)

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[github-actions[bot]]

This pull request has been automatically locked since there has not been any recent activity after it was closed. Please open a new issue for related bugs.