sys/linux: updated fuse fs specifications #14564

Job	Run time
aux	41s
arch (presubmit_arch_linux)	1m 15s
dashboard	1s
build	1s
arch (presubmit_arch_freebsd)	39s
race	1s
arch (presubmit_arch_netbsd)	38s
arch (presubmit_arch_openbsd)	38s
gvisor	41s
arch (presubmit_arch_darwin)	42s
old	1m 53s
arch (presubmit_arch_windows)	43s
race_dashboard	1s
arch (presubmit_arch_executor)	40s
	8m 34s

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