Titanfall2 install check for Origin opens powershell window

[GeckoEidechse]

To get Origin install location on Windows we parse registry. For this we use a PowerShell command. Apparently this opens powershell window for short second which is an issue as it unsettles players.

https://github.com/GeckoEidechse/FlightCore/blob/bbcfb260b3717c943244d889c5d8d819efa576f9/src-tauri/src/lib.rs#L96-L109

[Alystrasz]

@GeckoEidechse I supposed this is fixed with #112?

[GeckoEidechse]

Actually #99 but regardless it's resolved now ^^