Bump serde from 1.0.210 to 1.0.216 in /native/comrak_nif (#95) #139

Job	Run time
NIF 2.15 - aarch64-apple-darwin (macos-12 \| default)	1s
NIF 2.15 - aarch64-unknown-linux-gnu (ubuntu-20.04 \| default)	2m 37s
NIF 2.15 - aarch64-unknown-linux-musl (ubuntu-20.04 \| default)	2m 49s
NIF 2.15 - x86_64-apple-darwin (macos-12 \| default)	1s
NIF 2.15 - x86_64-pc-windows-gnu (windows-2022 \| default)	5m 15s
NIF 2.15 - x86_64-pc-windows-gnu (windows-2022 \| legacy_cpu)	4m 44s
NIF 2.15 - x86_64-pc-windows-msvc (windows-2019 \| default)	4m 52s
NIF 2.15 - x86_64-pc-windows-msvc (windows-2019 \| legacy_cpu)	3m 31s
NIF 2.15 - x86_64-unknown-freebsd (ubuntu-22.04 \| default)	2m 11s
NIF 2.15 - x86_64-unknown-freebsd (ubuntu-22.04 \| legacy_cpu)	2m 19s
NIF 2.15 - x86_64-unknown-linux-gnu (ubuntu-20.04 \| default)	1m 38s
NIF 2.15 - x86_64-unknown-linux-gnu (ubuntu-20.04 \| legacy_cpu)	1m 53s
NIF 2.15 - x86_64-unknown-linux-musl (ubuntu-20.04 \| default)	2m 53s
	34m 44s

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