Reduce size of Flutter config even more

Uncompressed size: 883,280B (862.6 KB), minus 363.2KB
Compressed size: 460,972B (450.2KB), minus 83.9KB

The following unused resources are removed:
 * uts46.nrm
 * nfkc_cf.nrm
 * cnvalias.icu
 * Break Iterators for:
   * Sentence breaks
   * Title breaks
   * CSS-specific line breaks ("regular" line breaks are still supported)

Change-Id: I26f932b2e991f44c6d86fe9858724d34c5c323b7
Reviewed-on: https://chromium-review.googlesource.com/1162775
Reviewed-by: Jungshik Shin <jshin@chromium.org>
Reviewed-by: Greg Spencer <gspencer@google.com>
6 files changed