tai64

cmpv2: fix bad DER encoding of PollRepContent (#2197) #3066

Job	Run time
build (1.85.0, thumbv7em-none-eabi)	17s
build (1.85.0, wasm32-unknown-unknown)	21s
test (1.85.0)	18s
minimal-versions / minimal-versions	27s
build (stable, wasm32-unknown-unknown)	16s
build (stable, thumbv7em-none-eabi)	17s
test (stable)	19s
	2m 15s

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