ICU-22977 Temp fix for MSVC builds: SkipUWP #3094

Job	Run time
clang-valgrind-test	10m 30s
clang-valgrind-intltest (utility)	6m 42s
clang-valgrind-intltest (normalize)	6m 29s
clang-valgrind-intltest (collator)	5m 16s
clang-valgrind-intltest (regex)	5m 12s
clang-valgrind-intltest (format)	16m 19s
clang-valgrind-intltest (translit)	6m 5s
clang-valgrind-intltest (rbbi)	7m 55s
clang-valgrind-intltest (rbnf)	6m 34s
clang-valgrind-intltest (rbnfrt)	6m 28s
clang-valgrind-intltest (icuserv)	5m 18s
clang-valgrind-intltest (idna)	5m 35s
clang-valgrind-intltest (convert)	6m 50s
clang-valgrind-intltest (rbnfp)	5m 21s
clang-valgrind-intltest (csdet)	5m 22s
clang-valgrind-intltest (spoof)	5m 44s
clang-valgrind-intltest (bidi)	5m 30s
	1h 57m 10s

Provide feedback