RFR(s): 8165604: Fix module dependencies for sun/util/* tests

[Sergei Kovalev]

Hello team,

Please review small fix in tests source.

Bug ID: https://bugs.openjdk.java.net/browse/JDK-8165604
Review link: http://cr.openjdk.java.net/~skovalev/8165604/webrev.00/

Goal: make test working with --limit-modules ... flag.
Summary: added 'jdk.localedata' into modules declaration section.

-- 
With best regards,
Sergei