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ICU-23249 Integrate CLDR 49 m0 to ICU main, part 2: source data/test generated or copied from CLDR
ICU-23347 Reduce construction time of RuleBasedNumberFormat
ICU-22922 Integrate CLDR 47 release alpha1, part 2, data files
ICU-23249 Integrate CLDR 49 release alpha0, part 2, data files
ICU-23358 Make RBNF lenient parsing of ignorables more consistent between locales