* op-node: fetch l1 block with retry
Signed-off-by: jsvisa <delweng@gmail.com>

* op-node: apply cr
Signed-off-by: jsvisa <delweng@gmail.com>

* op-node/sync: use op-service/retry instead
Signed-off-by: jsvisa <delweng@gmail.com>

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Signed-off-by: jsvisa <delweng@gmail.com>