ticket:10380: Integrate additional CLDR 24 data ref. Cldrbug:6672

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34270 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10379: fixes for IBM i - mostly clarifying ambiguous casts.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34274 251d0590-4201-4cf1-90de-194747b24ca1