[9] RFR of 8075655: NIO test generation scripts have incorrect path to Spp.java

[Brian Burkhalter]

Please review at your convenience.

Issue:  https://bugs.openjdk.java.net/browse/JDK-8075655
Patch:  http://cr.openjdk.java.net/~bpb/8075655/webrev.00/

Change is to correct the path.

Thanks,

Brian