ICU-23001 Add DataLocaleInformation interface #3340

Job	Run time
clang-valgrind-intltest (utility)	7m 25s
clang-valgrind-test	10m 14s
clang-valgrind-intltest (normalize)	14m 18s
clang-valgrind-intltest (collator)	5m 33s
clang-valgrind-intltest (regex)	5m 37s
clang-valgrind-intltest (format)	16m 58s
clang-valgrind-intltest (translit)	6m 10s
clang-valgrind-intltest (rbbi)	8m 7s
clang-valgrind-intltest (rbnf)	6m 19s
clang-valgrind-intltest (rbnfrt)	6m 21s
clang-valgrind-intltest (icuserv)	5m 17s
clang-valgrind-intltest (idna)	5m 32s
clang-valgrind-intltest (convert)	6m 55s
clang-valgrind-intltest (rbnfp)	10m 36s
clang-valgrind-intltest (csdet)	5m 14s
clang-valgrind-intltest (spoof)	5m 37s
clang-valgrind-intltest (bidi)	13m 31s
	2h 19m 44s

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