feature(rpc): Introduce `jsonrpsee` crate for our RPC interface #2229

Job	Run time
Check deny.toml bans	44s
Check deny.toml bans --features default-release-binaries	47s
Check Cargo.lock is up to date	51s
Check deny.toml bans --all-features	44s
Check deny.toml sources	46s
Install zebrad from lockfile without cache on ubuntu-latest	8m 40s
Check deny.toml sources --features default-release-binaries	49s
Check deny.toml sources --all-features	46s
Test stable on ubuntu-latest	28m 56s
Test beta on ubuntu-latest	29m 2s
Check for unused dependencies	9s
Test stable on macos-latest	37m 24s
Test stable on windows-latest	26m 43s
Test beta on windows-latest	27m 31s
Open or update issues for OS integration failures	0s
	2h 43m 52s

Provide feedback