ICU 78.1 78.1

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- _countAvailableSources() : icu::Transliterator
- _countAvailableTargets() : icu::Transliterator
- _countAvailableVariants() : icu::Transliterator
- _getAvailableSource() : icu::Transliterator
- _getAvailableTarget() : icu::Transliterator
- _getAvailableVariant() : icu::Transliterator
- _registerAlias() : icu::Transliterator
- _registerFactory() : icu::Transliterator
- _registerInstance() : icu::Transliterator
- _registerSpecialInverse() : icu::Transliterator