RFR: JDK-8238168: Remove Copyright from WinLauncher.template

[Andy Herrick]

Please review trivial jpackage fix to [1] at [2]

[1] https://bugs.openjdk.java.net/browse/JDK-8238168

[2] http://cr.openjdk.java.net/~herrick/8238168/webrev.01/


/Andy