release-74-2
ICU-20469 Adding userguide for FormattedValue and ICU Data Build Tool.
ICU-22404 Improve documentation of segmentation rules
ICU-21148 Consistently use standard lowercase true/false everywhere.
ICU-22323 Typo fixes in docs for ICU TimeZone Classes
ICU-22324 Mavenization, updating the cldr-to-icu scripts and instructions
ICU-22323 Describe date field symbol `ee` as `02`, not `2`
ICU-21964 use a single LICENSE file
ICU-22324 Add docs for Maven usage
ICU-22285 how to include gb2312 & big5han collation tailorings
ICU-21814 Fix small typos in docs/userguide
ICU-21959 Fix the URL to the icu-le-hb repository.
ICU-21833 remove redundant void parameter lists
ICU-22247 remove historical mention of old versions
ICU-21879 Fix UserGuide link to info in Korean transliteration
ICU-21310 replacement User Guide main index page
ICU-21580 change site.icu-project.org to icu.unicode.org etc