Enable patterns for Belarusian and Latin languages

The native frameworks code now knows about Belarusian and Latin
patterns.

Also, the fontchain_lint tool needed to know the script for any
hyphenation patterns added, and now it does.

Bug: 65626527
Test: make -j fontchain_lint
Change-Id: I747cbb5ea3d36ca63335bfe6b337fad1e75ee79b