MONGOID-5737 Fix issue where <=> errors if there's a non-document #3805

Job	Run time
ruby-3.3 drv:current db:7.0 rails: fle: replica_set	13m 20s
ruby-3.2 drv:current db:6.0 rails: fle: replica_set	13m 5s
ruby-3.1 drv:current db:6.0 rails: fle: replica_set	13m 36s
ruby-3.0 drv:stable db:6.0 rails: fle: replica_set	13m 54s
ruby-3.3 drv:current db:7.0 rails:8.0 fle:helper server	13m 23s
ruby-3.2 drv:current db:7.0 rails:7.2 fle:helper server	12m 23s
ruby-3.2 drv:current db:7.0 rails:7.1 fle:helper server	11m 58s
ruby-3.1 drv:current db:7.0 rails:7.0 fle:helper server	12m 15s
ruby-3.1 drv:current db:6.0 rails:6.1 fle:helper server	12m 48s
ruby-3.0 drv:current db:6.0 rails:6.1 fle:helper server	12m 55s
ruby-3.0 drv:current db:6.0 rails:6.0 fle:helper server	12m 39s
jruby-9.4 drv:current db:6.0 rails:6.0 fle:helper server	20m 50s
ruby-3.1 drv:current db:5.0 rails: fle: replica_set	13m 50s
ruby-2.7 drv:current db:4.4 rails: fle: replica_set	13m 32s
	3h 10m 28s

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