Dominik Csapak 9fe1f9531f ui: tree/SnapshotTree: use beforedestroy instead of destroy
on extjs 7.0, this triggers when the handler is not available anymore,
so use the beforedestroy event instead

Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
2021-05-27 12:43:08 +02:00
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