Show CUDA matmul precision info only ever once #4332

Job	Run time
fabric-cpu (macOS-11, lightning, 3.8, 1.11)	4m 31s
fabric-cpu (macOS-11, lightning, 3.9, 1.12)	3m 50s
fabric-cpu (macOS-11, lightning, 3.10, 1.13)	8m 37s
fabric-cpu (ubuntu-20.04, lightning, 3.8, 1.11)	2m 40s
fabric-cpu (ubuntu-20.04, lightning, 3.9, 1.12)	2m 16s
fabric-cpu (ubuntu-20.04, lightning, 3.10, 1.13)	2m 42s
fabric-cpu (windows-2022, lightning, 3.8, 1.11)	3m 50s
fabric-cpu (windows-2022, lightning, 3.9, 1.12)	4m 15s
fabric-cpu (windows-2022, lightning, 3.10, 1.13)	3m 14s
fabric-cpu (macOS-11, lightning, 3.10, 2.0)	9m 32s
fabric-cpu (ubuntu-20.04, lightning, 3.10, 2.0)	2m 42s
fabric-cpu (windows-2022, lightning, 3.10, 2.0)	4m 57s
fabric-cpu (macOS-11, lightning, 3.8, 1.11, oldest)	7m 28s
fabric-cpu (ubuntu-20.04, lightning, 3.8, 1.11, oldest)	4m 32s
fabric-cpu (windows-2022, lightning, 3.8, 1.11, oldest)	6m 20s
fabric-cpu (macOS-11, fabric, 3.8, 1.13)	3m 7s
fabric-cpu (ubuntu-20.04, fabric, 3.8, 1.13)	1m 31s
fabric-cpu (windows-2022, fabric, 3.8, 1.13)	2m 54s
	1h 18m 58s

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