Improve setup scripts, documentation

[nwithan8]

Description

• Improvements to Batch scripts for new and existing Windows VMs (dependency installation via Google Drive)
• Add nuget.config file to standardize/control our NuGet settings across machines
• Add VM_SETUP_HELP.md for documenting/troubleshooting
• Replace built-in dotnet format with original third-party tool dotnet-format to mitigate restore errors

Testing

• Scripts confirmed working on Mac (where applicable) and Windows

Pull Request Type

Please select the option(s) that are relevant to this PR.

• 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 not work as expected)
• Improvement (fixing a typo, updating readme, renaming a variable name, etc)

[nwithan8]

Alternatively, we can move the troubleshooting guide internally. I was just jotting down everything I came across when starting a new VM.

[Justintime50]

This PR contains code from other PRs. PRs should not have diffs from another PR and instead should either wait to land in an appropriate order or rebase off something else so that the diff doesn't include the changes which are already included elsewhere.

[nwithan8]

This PR contains code from other PRs. PRs should not have diffs from another PR and instead should either wait to land in an appropriate order or rebase off something else so that the diff doesn't include the changes which are already included elsewhere.

This PR was made first. I extracted the lint fix into other PRs in hopes of getting them merged faster.

[Justintime50]

Let's move what we can here internally and then let me know and I'll take another look.