[UI] Allow quiescevm and asyncbackup flags while taking volume snapshot from UI when these are supported for the volume#10265

DaanHoogland merged 5 commits intoapache:4.19apache/cloudstack:4.19from

shapeblue:ui-volume-snapshot-quiescevm-syncshapeblue/cloudstack:ui-volume-snapshot-quiescevm-syncCopy head branch name to clipboard