RFR(XS): 8140593: [TESTBUG] Remove test skip code for Solaris SPARC in runtime/SharedArchiveFile/SharedBaseAddress.java

[Yumin Qi]

Please review:

Bug: https://bugs.openjdk.java.net/browse/JDK-8145093
Webrev: http://cr.openjdk.java.net/~minqi/8145093/webrev-01/

Summary: Remove skip test bug 8044600, which is an one time failure and 
never got reproduced on the only failed platform, Solaris-sparc.

Tests: JPRT

Thanks
Yumin