Fix declaration of Windows.Storage assembly (#2069)
Fix declaration of Windows.Storage assembly (#2069)

Ignoring build failure on ORGPAL3. This is be fixed with inbound PR with updates on SPIFFS.

***NO_CI***
nanoframework/nf-interpreter,nanoframework/nf-interpreter,nanoframework/nf-interpreter,Eclo/nf-interpreter,Eclo/nf-interpreter,Eclo/nf-interpreter,Eclo/nf-interpreter,nanoframework/nf-interpreter