Bump trybuild from 1.0.85 to 1.0.86 #17

Job	Run time
set-image	1s
clippy	1m 35s
bench-rust-nightly (bit-vec)	18m 4s
checks	1m 32s
bench-rust-nightly (bytes)	17m 0s
miri (bit-vec)	49m 21s
miri (bytes)	2m 54s
bench-rust-nightly (generic-array)	17m 4s
tests	2m 51s
miri (generic-array)	2m 50s
bench-rust-nightly (derive)	17m 4s
miri (arbitrary)	2m 53s
bench-rust-nightly (max-encoded-len)	17m 6s
build-linux-ubuntu-amd64	1m 22s
publish-dry-run	1m 31s
	2h 33m 8s

Provide feedback