MONGOID-5836 Don't repeat callbacks for embedded grandchildren (backport to 8.1-stable) #3883

Job	Run time
ruby-3.2 driver-current mongodb-6.0 replica_set	12m 43s
ruby-3.1 driver-current mongodb-6.0 replica_set	13m 7s
ruby-3.0 driver-current mongodb-6.0 replica_set	13m 18s
ruby-3.1 driver-master mongodb-6.0 replica_set	13m 10s
ruby-3.0 driver-stable mongodb-6.0 replica_set	13m 6s
ruby-3.3 driver-current mongodb-7.0 server	11m 52s
ruby-3.2 driver-current mongodb-7.0 server	11m 15s
ruby-3.2 driver-current mongodb-7.0 server	11m 0s
ruby-3.1 driver-current mongodb-7.0 server	11m 37s
ruby-3.1 driver-current mongodb-6.0 server	11m 39s
ruby-3.0 driver-current mongodb-6.0 server	11m 24s
ruby-3.0 driver-current mongodb-6.0 server	11m 9s
ruby-2.7 driver-current mongodb-6.0 server	10m 50s
jruby-9.3 driver-current mongodb-6.0 server	19m 12s
ruby-3.1 driver-current mongodb-5.0 replica_set	12m 57s
ruby-2.7 driver-current mongodb-4.4 replica_set	13m 37s
	3h 21m 56s

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