RFR(s): 8167965 (jdeprscan) using --release option with 8 or earlier throws exception

[Stuart Marks]

Hi all,

Please review this small fix to jdeprscan to adjust the options it passes to the 
compiler, specifically "--release" instead of "-release" which no longer works.

Bug:

	https://bugs.openjdk.java.net/browse/JDK-8167965

Webrev:

	http://cr.openjdk.java.net/~smarks/reviews/8167965/webrev.0/

Thanks,

s'marks