ticket:10776 fix non-ASCII characters in C source

git-svn-id: http://source.icu-project.org/repos/icu/icu@35393 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10764 Region, keep functions returning StringEnumeration as draft.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35394 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10745: update branch to ICU r35395 and CLDR release-25-d01 (r9924)

git-svn-id: http://source.icu-project.org/repos/icu/icu@35398 251d0590-4201-4cf1-90de-194747b24ca1