build

Fix default value of `opt_silent` #3

Job	Run time
ci (Release, linux gnu-10)	13m 33s
ci (Release, linux clang-12)	14m 37s
ci (Release, linux nvhpc-24.3)	15m 3s
ci (Release, linux intel-classic)	9m 48s
ci (Release, macos)	1s
ci (Debug, linux gnu-10)	12m 58s
ci (Debug, linux clang-12)	14m 1s
ci (Debug, linux nvhpc-24.3)	13m 39s
ci (Debug, linux intel-classic)	9m 17s
ci (Debug, macos)	1s
	1h 42m 58s

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