ICU-22977 Temp fix for MSVC builds: SkipUWP #9

Job	Run time
clang-valgrind-intltest (utility)	6m 54s
clang-valgrind-test	10m 35s
clang-valgrind-intltest (normalize)	6m 35s
clang-valgrind-intltest (collator)	5m 47s
clang-valgrind-intltest (regex)	5m 40s
clang-valgrind-intltest (format)	16m 15s
clang-valgrind-intltest (translit)	6m 12s
clang-valgrind-intltest (rbbi)	8m 7s
clang-valgrind-intltest (rbnf)	6m 31s
clang-valgrind-intltest (rbnfrt)	6m 50s
clang-valgrind-intltest (icuserv)	5m 31s
clang-valgrind-intltest (idna)	5m 41s
clang-valgrind-intltest (convert)	6m 55s
clang-valgrind-intltest (rbnfp)	5m 18s
clang-valgrind-intltest (csdet)	5m 17s
clang-valgrind-intltest (spoof)	5m 29s
clang-valgrind-intltest (bidi)	5m 42s
	1h 59m 19s

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