fix: restore mergerfs in f41 #492

Job	Run time
build-stable / Get Stream Info	17s
build-stable / Get Workflow Info	1s
build-stable / fedora-coreos (-nvidia, -zfs)	3m 2s
build-stable / ucore (-minimal, -nvidia, -zfs)	3m 19s
build-stable / fedora-coreos (-nvidia)	3m 16s
build-stable / ucore (-minimal, -nvidia)	3m 21s
build-stable / fedora-coreos (-zfs)	2m 53s
build-stable / ucore (-minimal, -zfs)	3m 11s
build-stable / ucore (-minimal)	2m 42s
build-stable / ucore (-nvidia, -zfs)	4m 31s
build-stable / ucore (-nvidia)	3m 45s
build-stable / ucore (-zfs)	3m 42s
build-stable / ucore	3m 28s
build-stable / ucore (-hci, -nvidia, -zfs)	5m 10s
build-stable / ucore (-hci, -nvidia)	4m 47s
build-stable / ucore (-hci, -zfs)	4m 35s
build-stable / ucore (-hci)	5m 5s
build-stable / Check all successful	1s
	57m 6s

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