deps: ICU 58.2 bump

Checklist

• make -j8 test (UNIX), or vcbuild test nosign (Windows) passes
• commit message follows commit guidelines

Affected core subsystem(s)

deps

Description of change

No feature changes. Bug fixes.

Details: http://site.icu-project.org/download/58#TOC-Updates-in-ICU-58.2

• CLDR 30.0.3 ( was 30.0.2)
• Timezone 2016j ( was 2016g )