<i18n dev> RFR: JDK-8055675 java/util/Currency/PropertiesTest.sh fails on OS X after JDK-8055253

[Martin Buchholz]

Hi Naoto,

I'd like you to do a code review to fix test breakage on macosx.

https://bugs.openjdk.java.net/browse/JDK-8055675#comment-13541658
http://cr.openjdk.java.net/~martin/webrevs/openjdk9/Currency-PropertiesTest-hygiene/