Bump serde_json from 1.0.135 to 1.0.137 #6288

Job	Run time
Check	23s
coverage	2m 24s
Lints (beta)	24s
Lints (stable)	24s
test (beta)	46s
test_all_features	3m 51s
test (stable)	52s
test (windows)	2m 58s
test (macos)	1m 51s
Check if cbindgen runs cleanly for generating the C headers	50s
minimum_rust_version	56s
Publish (on tags, dry-run otherwise)	13m 5s
Check if wasm-pack builds a valid package for the sourmash crate	50s
	29m 34s

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