RFR 8146721: FileCopierPlugin should not create fake module

[Jim Laskey (Oracle)]

Fix grammar on FileCopierPluginTest.java: "We didn't add any .class resources of java.base module!”

+1



> On Aug 4, 2016, at 6:10 AM, Sundararajan Athijegannathan <sundararajan.athijegannathan at oracle.com> wrote:
> 
> Please review http://cr.openjdk.java.net/~sundar/8146721/webrev.00/ for
> https://bugs.openjdk.java.net/browse/JDK-8146721
> 
> Thanks,
> 
> -Sundar
>