RFR 8197418: Move java/util/RandomAccess/ tests into OpenJDK

[Chris Yin]

Please review the change to move java/util/RandomAccess/Basic.java test into OpenJDK, it increases code coverage of open jdk_util test group per JCov run, the main improvement is on java.util.Collections with %method up 1% and %block up 2%, thanks

bug: https://bugs.openjdk.java.net/browse/JDK-8197418 <https://bugs.openjdk.java.net/browse/JDK-8197418>
webrev: http://cr.openjdk.java.net/~xyin/8197418/webrev.00/ <http://cr.openjdk.java.net/~xyin/8197418/webrev.00/>

Regards,
Chris