ICU-22940 MF2 ICU4C: Update for bidi support #2991

Job	Run time
clang-valgrind-intltest (utility)	7m 19s
clang-valgrind-test	10m 0s
clang-valgrind-intltest (normalize)	6m 26s
clang-valgrind-intltest (collator)	5m 34s
clang-valgrind-intltest (regex)	5m 27s
clang-valgrind-intltest (format)	16m 23s
clang-valgrind-intltest (translit)	5m 57s
clang-valgrind-intltest (rbbi)	7m 43s
clang-valgrind-intltest (rbnf)	6m 38s
clang-valgrind-intltest (rbnfrt)	6m 15s
clang-valgrind-intltest (icuserv)	5m 19s
clang-valgrind-intltest (idna)	5m 17s
clang-valgrind-intltest (convert)	6m 49s
clang-valgrind-intltest (rbnfp)	5m 26s
clang-valgrind-intltest (csdet)	5m 48s
clang-valgrind-intltest (spoof)	5m 19s
clang-valgrind-intltest (bidi)	5m 35s
	1h 57m 15s

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