Tests

Merge pull request #1448 from presztak/fix_volume_snapshot_protobuf #3154

Job	Run time
Documentation	4m 58s
Code (oldstable)	7m 36s
Client (oldstable, ubuntu-latest)	58s
Code (stable)	8m 0s
System (stable, cluster, dir)	11m 46s
Code (tip)	10m 42s
Client (oldstable, macos-latest)	51s
System (stable, cluster, btrfs)	13m 20s
Client (oldstable, windows-latest)	2m 16s
System (stable, cluster, lvm)	13m 0s
Client (stable, ubuntu-latest)	1m 10s
System (stable, cluster, zfs)	12m 18s
Client (stable, macos-latest)	1m 13s
System (stable, cluster, ceph)	16m 12s
Client (stable, windows-latest)	2m 57s
System (stable, cluster, random)	13m 18s
System (stable, standalone, dir)	24m 3s
System (stable, standalone, btrfs)	24m 10s
System (stable, standalone, lvm)	39m 53s
System (stable, standalone, zfs)	38m 38s
System (stable, standalone, ceph)	1h 15m 37s
System (stable, standalone, random)	24m 32s
System (oldstable, cluster, dir)	12m 0s
System (oldstable, standalone, dir)	22m 39s
System (tip, cluster, dir)	14m 47s
System (tip, standalone, dir)	26m 14s
	7h 3m 8s

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