Rust

soroban-rpc: Update jrpc2 version to enable "application/json; charset=utf-8" #4092

Job	Run time
fmt	11s
build-and-test (ubuntu-latest, x86_64-unknown-linux-gnu)	5m 14s
rust-analyzer-compat	3m 19s
build-and-test (ubuntu-latest, aarch64-unknown-linux-gnu)	4m 13s
build-and-test (macos-latest, x86_64-apple-darwin)	25m 33s
build-and-test (macos-latest, aarch64-apple-darwin)	16m 6s
build-and-test (windows-latest-8-cores, x86_64-pc-windows-msvc)	9m 4s
publish-dry-run	0s
complete	1s
	1h 3m 41s

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