[Wiki] Document ways of adding parameters in PT Runs' search query for apps

[htcfreek]

📝 Provide a description of requested docs changes

We should document the ways of adding parameters while searching and launching an app in PT Run.

@royvou, can you please describe it here in the issue.

[htcfreek]

List from release notes of 0.25:

Better action key support
= for direct calculator
? for direct file searching
. for direct for applications
// for direct URL
< for running processes
> for shell processes

[crutkas]

this is done. https://github.com/microsoft/PowerToys/wiki/PowerToys-Run-Overview#15-action-key