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## Summary of the Pull Request
- Enables auditing of Virtual Terminal libraries (input, adapter, parser)
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## PR Checklist
* [x] Rolls audit out to more things
* [x] I work here
* [x] Tests should still pass
* [x] Am core contributor
* [x] Closes#3957
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## Detailed Description of the Pull Request / Additional comments
This is turning on the auditing of these projects (as enabled by the heavier lifting in the other refactor) and then cleaning up the remaining warnings.
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## Validation Steps Performed
- [x] Built it
- [x] Ran the tests
This adds the WPF control to our project, courtesy of the Visual Studio team.
It re-hosts the Terminal Control components inside a reusable WPF adapter so it can be composed onto C# type surfaces like Visual Studio requires.
* Specified the destructor of TerminalInput as default
* Simplified GetKeymappingLength
* Simplified GetKeyMapping
* Removed a redundant assignment
* Added auto deduction to some variables
* Merged the public sections of TerminalInput
* Implied the destructor for TerminalInput
* Removed GetKeyMappingLength and GetKeyMapping from public interface
Rearranged public section to be above private.
* Deleted or defaulted all six special member functions.
* Removed extraneous newlines
* Deleted all move and copy operations.
The default constructor is also deleted.
The destructor is defaulted.
* Converted tabs to 4 spaces
