Merge pull request #11489 from vbotbuildovich/backport-pr-11471-v22.3…

….x-473

[v22.3.x] node_decommissioning_test: fix order of throttle and decommission

tests/rptest/tests/nodes_decommissioning_test.py

@@ -591,11 +591,13 @@ def test_decommissioning_finishes_after_manual_cancellation(self):
         to_decommission = random.choice(self.redpanda.nodes)
         node_id = self.redpanda.node_id(to_decommission)
 
+        # throttle recovery
+        self._set_recovery_rate(100)
+
         survivor_node = self._not_decommissioned_node(node_id)
         self.logger.info(f"decommissioning node: {node_id}", )
         admin.decommission_broker(id=node_id)
 
-        self._set_recovery_rate(100)
         # wait for some partitions to start moving
         wait_until(lambda: self._partitions_moving(node=survivor_node),
                    timeout_sec=15,