Work around https://github.com/unicode-org/icu/commit/84e47620692b
via https://github.com/openbsd/ports/commit/e5c313ed3356
until https://gerrit.libreoffice.org/c/core/+/158749

--- i18npool/source/breakiterator/data/line.txt.orig
+++ i18npool/source/breakiterator/data/line.txt
@@ -14,7 +14,8 @@
 #
 
 !!chain;
-!!LBCMNoChain;
+# DEPRECATED since ICU 74
+# !!LBCMNoChain;
 
 
 !!lookAheadHardBreak;
