[11] Review request: 8209507: Incorrect copyright header for some Ensemble samples

[Kevin Rushforth]

Phil,

Please review the following:
https://bugs.openjdk.java.net/browse/JDK-8209507
http://cr.openjdk.java.net/~kcr/8209507/webrev/

This fixes a bug in the copyright header of two source files in the 
Ensemble sample.

-- Kevin