Compensate for global phase in MatrixGate decomposition #17345

Job	Run time
Packaging test	1m 9s
Format check	12s
Doc test	2m 6s
Isolated pytest Ubuntu	8m 55s
Lint check	2m 42s
Changed files test	1m 48s
Type check	2m 2s
Check consistency of requirements	25s
Pytest Ubuntu (3.10)	6m 35s
Notebook formatting	8s
Pytest Ubuntu with NumPy-2 (3.10)	6m 41s
Pytest Ubuntu (3.11)	5m 54s
Pytest Ubuntu with NumPy-2 (3.11)	6m 22s
Misc check	6s
Pytest Ubuntu (3.12)	7m 46s
Pytest Ubuntu with NumPy-2 (3.12)	6m 40s
Shell check	6s
Pytest Ubuntu with NumPy-2 (3.13)	6m 32s
Build protos	14s
Coverage check	12m 0s
Pytest MacOS (3.10)	10m 49s
Pytest MacOS (3.11)	6m 30s
Notebook Tests against PR	10m 8s
Pytest MacOS (3.12)	8m 5s
Changed Notebooks Isolated Test against Cirq stable (partition-0)	44s
Changed Notebooks Isolated Test against Cirq stable (partition-1)	43s
Changed Notebooks Isolated Test against Cirq stable (partition-2)	46s
Bundle file consistency	44s
Changed Notebooks Isolated Test against Cirq stable (partition-3)	41s
Typescript tests coverage	39s
Typescript lint check	36s
Typescript tests	40s
Pytest Windows (3.10)	9m 46s
Pytest Windows (3.11)	10m 21s
Pytest Windows (3.12)	10m 46s
	2h 30m 21s

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