[etcd-backup-restore]

Most notable changes

• [USER] Added the embedded-etcd-quota-bytes flag to allow configuring the backend quota size of the embedded etcd instance used during restoration of data. (#134, @shreyas-s-rao)
• [USER] Unnecessary data validation will now be skipped, allowing for quicker etcd restarts. (#93, @georgekuruvillak)

Improvements

• [OPERATOR] The golang version has been upgraded to v1.12.0. (#132, @ialidzhikov)
• [OPERATOR] In case of storage provider is not configured, i.e. backup disabled, we skip the backup dependent sanity checks. (#122, @swapnilgm)