Switch host variant to using ICU direct

Switch host library variants to using ICU direct;
libandroidicu should only be used on device.

Bug: 130787951
Test: build only
Exempt-From-Owner-Approval: Already approved internally
Change-Id: I55ff16556c2bd6f2d12b6cd39d732649b03be9c1
Merged-In: I55ff16556c2bd6f2d12b6cd39d732649b03be9c1
1 file changed