AVRO-3871: Support nested lists/maps in BlockingDirectBinaryEncoder (… #2709

Job	Run time
interop	4m 37s
ci (stable, x86_64-unknown-linux-gnu)	4m 16s
web-assembly	1m 20s
ci (stable, wasm32-unknown-unknown)	1m 23s
ci (beta, x86_64-unknown-linux-gnu)	3m 20s
ci (beta, wasm32-unknown-unknown)	1m 17s
ci (nightly, x86_64-unknown-linux-gnu)	3m 27s
ci (nightly, wasm32-unknown-unknown)	1m 28s
ci (1.70.0, x86_64-unknown-linux-gnu)	3m 1s
ci (1.70.0, wasm32-unknown-unknown)	50s
	24m 59s

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