Change output build directory to x64 for all test projects

[mykhailopylyp]

List of projects:

• src\common\interop\interop-tests
• src\modules\launcher\Plugins\Microsoft.Plugin.Folder.UnitTests
• src\modules\launcher\Plugins\Microsoft.Plugin.Program.UnitTests
• src\modules\launcher\Plugins\Microsoft.Plugin.Uri.UnitTests
• src\modules\launcher\Plugins\Microsoft.PowerToys.Run.Plugin.Calculator.UnitTest
• src\modules\launcher\Plugins\Microsoft.PowerToys.Run.Plugin.Registry.UnitTest
• src\modules\launcher\Plugins\Microsoft.PowerToys.Run.Plugin.System.UnitTests
• src\modules\previewpane\PreviewPaneUnitTests
• src\modules\previewpane\UnitTests-PreviewHandlerCommon
• src\modules\previewpane\UnitTests-SvgPreviewHandler
• src\modules\previewpane\UnitTests-SvgThumbnailProvider

[crutkas]

can you add a bit more info here. I get the ask but what is the context behind the ask.

[mykhailopylyp]

@crutkas
We have x64 folder as build output so all projects build output should be set to it. Furthermore, we need it for consistency reasons as some test projects output folder is x64. While doing #10244 we noticed that such inconsistency can be quite annoying.