Add input constructor for qMultiFidelityHypervolumeKnowledgeGradient #4839

Job	Run time
Tests (conda, ubuntu-latest)	8m 14s
Tests (conda, ubuntu-latest)	8m 38s
Tests (conda, macos-14)	7m 59s
Tests (conda, macos-14)	9m 24s
Tests (conda, windows-latest)	13m 45s
Tests (conda, windows-latest)	13m 8s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.10, ubuntu-latest)	9m 49s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.12, ubuntu-latest)	11m 16s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.10, macos-14)	5m 5s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.12, macos-14)	5m 0s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.10, windows-latest)	13m 1s
Test & Coverage (pip) / Tests and coverage (pip, Python 3.12, windows-latest)	13m 4s
	1h 58m 23s

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