Update for Policy Initiative management group targets

[JimmyKarlsson112]

Overview/Summary

Two small errors for
Deploy-Log-Analytics --> Targets Connectivity management group --> Should target Management management group
Deny-Public-Endpoints --> Targets LandingZone management group --> Should target Corp management group

Reference https://github.com/Azure/Enterprise-Scale/blob/main/docs/ESLZ-Policies.md

This PR fixes/adds/changes/removes

1. Change management group target for Deploy-Log-Analytics
2. Change management group target for Deny-Public-Endpoints

Breaking Changes

1. If already implemented, updates for log analytics targets needs to be updated for diagnostic and azure monitor policies.

Testing Evidence

As part of this Pull Request I have

• Checked for duplicate Pull Requests
• Associated it with relevant ADO items
• Ensured my code/branch is up-to-date with the latest changes in the main branch
• Performed testing and provided evidence.
• Updated relevant and associated documentation.

[jtracey93]

Thanks for raising the PR @JimmyKarlsson112 unfortunately we have an issue with unit tests from forks so have recreated this in a PR #135 on a local branch on this repo.

Thanks for your contribution though and will call you out in release notes 👍