ICU-22392 Update configure files from configure.ac using autoreconf. #2911

Job	Run time
clang-valgrind-test	9m 57s
clang-valgrind-intltest (utility)	6m 31s
clang-valgrind-intltest (normalize)	6m 46s
clang-valgrind-intltest (collator)	5m 6s
clang-valgrind-intltest (regex)	5m 0s
clang-valgrind-intltest (format)	16m 19s
clang-valgrind-intltest (translit)	5m 49s
clang-valgrind-intltest (rbbi)	7m 25s
clang-valgrind-intltest (rbnf)	6m 12s
clang-valgrind-intltest (rbnfrt)	6m 52s
clang-valgrind-intltest (icuserv)	5m 34s
clang-valgrind-intltest (idna)	5m 26s
clang-valgrind-intltest (convert)	7m 0s
clang-valgrind-intltest (rbnfp)	5m 9s
clang-valgrind-intltest (csdet)	5m 20s
clang-valgrind-intltest (spoof)	5m 9s
clang-valgrind-intltest (bidi)	5m 26s
	1h 55m 1s

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