build(deps): bump tokio-serde from 0.8.0 to 0.9.0 #4170

Job	Run time
build sccache x86_64-unknown-linux-musl	6m 6s
check_features (azure)	55s
coverage ubuntu-22.04 rust nightly	7m 19s
build sccache-dist x86_64-unknown-linux-musl	4m 29s
clippy ubuntu-latest	1m 10s
check_features (gcs)	48s
coverage macos-13 rust nightly	6m 20s
build sccache aarch64-unknown-linux-musl	6m 21s
clippy macOS-latest	1m 16s
check_features (gha)	45s
build sccache armv7-unknown-linux-musleabi	6m 9s
clippy windows-latest	2m 37s
check_features (memcached)	36s
build sccache i686-unknown-linux-musl	6m 8s
rustfmt ubuntu-latest	10s
check_features (redis)	40s
build sccache x86_64-apple-darwin	10m 57s
test ubuntu-20.04 rust 1.75.0 cuda11.1	5m 36s
check_features (s3)	52s
build sccache aarch64-apple-darwin	6m 59s
toml_format	7s
test ubuntu-22.04 rust 1.75.0 dist-server	3m 17s
build sccache x86_64-pc-windows-msvc	14m 32s
check_features (webdav)	43s
test ubuntu-20.04 rust stable	2m 29s
build sccache aarch64-pc-windows-msvc	15m 34s
test ubuntu-20.04 rust beta	2m 48s
test ubuntu-20.04 rust nightly	2m 21s
test ubuntu-20.04 rust stable no-default-features	1m 51s
test ubuntu-22.04 rust stable cuda11.8	5m 29s
test freebsd-14.1 rust stable (ubuntu-22.04)	8m 2s
test ubuntu-24.04 rust 1.75.0 cuda12.6	5m 48s
test macos-13 rust stable	3m 53s
test macos-14 rust stable	2m 41s
test windows-2019 rust 1.75.0 cuda11.1	9m 14s
test windows-2019 rust nightly cuda11.8	8m 41s
test windows-2019 rust beta cuda11.8	8m 21s
test windows-2022 rust 1.75.0 cuda12.6	8m 44s
test windows-2022 rust nightly cuda12.6	8m 4s
test windows-2022 rust beta cuda12.6	8m 5s
release	0s
	3h 16m 57s

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