ICU-22326 Fix build problems #1128

Job	Run time
clang-valgrind-test	13m 7s
clang-valgrind-intltest (utility)	11m 4s
clang-valgrind-intltest (normalize)	9m 26s
clang-valgrind-intltest (collator)	8m 4s
clang-valgrind-intltest (regex)	8m 32s
clang-valgrind-intltest (format)	30m 57s
clang-valgrind-intltest (translit)	8m 3s
clang-valgrind-intltest (rbbi)	12m 26s
clang-valgrind-intltest (rbnf)	8m 48s
clang-valgrind-intltest (rbnfrt)	9m 43s
clang-valgrind-intltest (icuserv)	7m 13s
clang-valgrind-intltest (idna)	6m 11s
clang-valgrind-intltest (convert)	12m 28s
clang-valgrind-intltest (rbnfp)	7m 0s
clang-valgrind-intltest (csdet)	6m 50s
clang-valgrind-intltest (spoof)	6m 14s
clang-valgrind-intltest (bidi)	8m 2s
	2h 54m 8s

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