ICU-22984 Generate the C++ UAX29 monkeys #3365

Job	Run time
clang-valgrind-test	10m 24s
clang-valgrind-intltest (utility)	6m 45s
clang-valgrind-intltest (normalize)	6m 24s
clang-valgrind-intltest (collator)	5m 19s
clang-valgrind-intltest (regex)	5m 22s
clang-valgrind-intltest (format)	16m 38s
clang-valgrind-intltest (translit)	6m 13s
clang-valgrind-intltest (rbbi)	9m 22s
clang-valgrind-intltest (rbnf)	6m 37s
clang-valgrind-intltest (rbnfrt)	6m 22s
clang-valgrind-intltest (icuserv)	5m 16s
clang-valgrind-intltest (idna)	5m 35s
clang-valgrind-intltest (convert)	6m 54s
clang-valgrind-intltest (rbnfp)	5m 8s
clang-valgrind-intltest (csdet)	5m 23s
clang-valgrind-intltest (spoof)	5m 44s
clang-valgrind-intltest (bidi)	5m 29s
	1h 58m 55s

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