feat: add SEP-53 message signing and verification #4230

Job	Run time
build (stellar-cli, stellar, ubuntu-22.04-arm, aarch64-unknown-linux-gnu)	10m 30s
build-macos	0s
build-windows	0s
build (stellar-cli, stellar, ubuntu-22.04, x86_64-unknown-linux-gnu)	13m 0s
installer	0s
	23m 30s

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