Update benchmark concurrent worker count #73

Job	Run time
Build and Test All Platforms (macos-14, 17.2) / macOS on macos-14	5m 37s
Build and Test All Platforms (macos-14, 17.2) / macOS on macos-14	5m 37s
Build and Test All Platforms (macos-13-xlarge, 16.1) / macOS on macos-13-xlarge	3m 42s
Build and Test All Platforms (macos-13-xlarge, 16.1) / macOS on macos-13-xlarge	3m 42s
Build and Test All Platforms (macos-14, 17.2) / iOS on macos-14	14m 40s
Build and Test All Platforms (macos-14, 17.2) / iOS on macos-14	14m 40s
Build and Test All Platforms (macos-14, 17.2) / watchOS on macos-14	14m 22s
Build and Test All Platforms (macos-14, 17.2) / watchOS on macos-14	14m 22s
Build and Test All Platforms (macos-13-xlarge, 16.1) / iOS on macos-13-xlarge	5m 52s
Build and Test All Platforms (macos-13-xlarge, 16.1) / iOS on macos-13-xlarge	5m 52s
Build and Test All Platforms (macos-14, 17.2) / visionOS on macos-14	31m 19s
Build and Test All Platforms (macos-14, 17.2) / visionOS on macos-14	15m 45s
Build and Test All Platforms (macos-13-xlarge, 16.1) / watchOS on macos-13-xlarge	51s
Build and Test All Platforms (macos-13-xlarge, 16.1) / watchOS on macos-13-xlarge	51s
Build and Test All Platforms (macos-13-xlarge, 16.1) / visionOS on macos-13-xlarge	56s
Build and Test All Platforms (macos-13-xlarge, 16.1) / visionOS on macos-13-xlarge	56s
	2h 19m 4s

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