Update README

Removed invalid link. Destination no longer contains any references to JACK2

Author: Dekker500

windows/README

@@ -53,7 +53,5 @@ You can also pick a binary of Qjackctl, but this is still in development.
 Running Jack on windows
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-More information at : 'http://www.grame.fr/~letz/jackdmp.html'.
-
 For any question or suggestion, you can refer to the mailing list '[email protected]'
 Enjoy JACK on windows... ;-)