Update MSVC OpenMP flags #3042

Job	Run time
lint / shell-lint	12s
lint / python-lint	6s
lint / clang-format	12s
ubuntu / ubuntu-clang-build (ubuntu-24.04)	1m 35s
ubuntu / ubuntu-gcc-build (ubuntu-24.04-arm, Release)	2m 51s
mac / macos-clang-build (Debug)	2m 36s
ubuntu / ubuntu-gcc-build (ubuntu-24.04, Release)	1m 39s
windows / windows-msvc-build (Release)	4m 7s
ubuntu / ubuntu-gcc-build (ubuntu-24.04, Debug)	1m 27s
ubuntu / ubuntu-gcc-build (ubuntu-24.04-arm, Debug)	3m 14s
windows / windows-msvc-build (Debug)	5m 52s
windows / windows-clang-build	2m 30s
mac / macos-clang-build (Release)	2m 57s
ubuntu / ubuntu-clang-build (ubuntu-24.04-arm)	2m 56s
windows / windows-clang-test	2m 24s
ubuntu / ubuntu-gcc-test (ubuntu-24.04-arm)	1m 17s
ubuntu / ubuntu-gcc-test (ubuntu-24.04)	1m 30s
mac / macos-clang-test	27s
ubuntu / ubuntu-clang-test (ubuntu-24.04-arm)	1s
ubuntu / ubuntu-clang-sanitizer-build (ubuntu-24.04)	15s
ubuntu / ubuntu-clang-test (ubuntu-24.04)	1s
ubuntu / ubuntu-clang-sanitizer-test	1s
ubuntu / ubuntu-clang-test-extended	1s
ubuntu / ubuntu-clang-sanitizer-test-extended	1s
ubuntu / ubuntu-gcc-test-extended	1s
ubuntu / ubuntu-gcc-build-codecov	1s
mac / macos-clang-test-extended	1s
windows / windows-clang-test-extended	1s
windows / windows-msvc-test	1s
perf	-1s
windows / windows-msvc-test-extended	1s
	38m 17s

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