Add support for alias on `stellar events`. #455

Job	Run time
build (stellar-cli, stellar, ubuntu-20.04, x86_64-unknown-linux-gnu)	13m 59s
build (stellar-cli, stellar, ubuntu-20.04, aarch64-unknown-linux-gnu)	16m 17s
build (stellar-cli, stellar, macos-14, x86_64-apple-darwin)	9m 57s
build (stellar-cli, stellar, macos-12, aarch64-apple-darwin)	17m 5s
build (stellar-cli, stellar, windows-latest, x86_64-pc-windows-msvc, .exe)	22m 44s
build (soroban-cli, soroban, ubuntu-20.04, x86_64-unknown-linux-gnu)	14m 4s
build (soroban-cli, soroban, ubuntu-20.04, aarch64-unknown-linux-gnu)	16m 26s
build (soroban-cli, soroban, macos-14, x86_64-apple-darwin)	8m 43s
build (soroban-cli, soroban, macos-12, aarch64-apple-darwin)	20m 56s
build (soroban-cli, soroban, windows-latest, x86_64-pc-windows-msvc, .exe)	21m 44s
	2h 41m 55s

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