Add `contract info` #903

Job	Run time
build (stellar-cli, stellar, ubuntu-20.04, x86_64-unknown-linux-gnu)	15m 24s
build (stellar-cli, stellar, ubuntu-20.04, aarch64-unknown-linux-gnu)	16m 18s
build (stellar-cli, stellar, macos-14, x86_64-apple-darwin)	9m 16s
build (stellar-cli, stellar, macos-12, aarch64-apple-darwin)	18m 57s
build (stellar-cli, stellar, windows-latest, x86_64-pc-windows-msvc, .exe)	21m 12s
build (soroban-cli, soroban, ubuntu-20.04, x86_64-unknown-linux-gnu)	14m 37s
build (soroban-cli, soroban, ubuntu-20.04, aarch64-unknown-linux-gnu)	16m 18s
build (soroban-cli, soroban, macos-14, x86_64-apple-darwin)	8m 53s
build (soroban-cli, soroban, macos-12, aarch64-apple-darwin)	15m 54s
build (soroban-cli, soroban, windows-latest, x86_64-pc-windows-msvc, .exe)	20m 13s
	2h 37m 2s

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