Migrate Soroban RPC from soroban-tools Repository #4

Job	Run time
Integration tests (ubuntu-20.04, 1.21, .CLI.)	1m 48s
Build (ubuntu-latest, x86_64-unknown-linux-gnu, amd64)	2m 19s
Integration tests (ubuntu-20.04, 1.21, ^Test(([^C])\|(C[^L])\|(CL[^I])).*$)	10m 33s
Build (ubuntu-latest, aarch64-unknown-linux-gnu, arm64)	2m 48s
Unit tests (ubuntu-20.04, 1.21)	4m 6s
Integration tests (ubuntu-22.04, 1.21, .CLI.)	1m 54s
Build (macos-latest, x86_64-apple-darwin, amd64)	5m 1s
Integration tests (ubuntu-22.04, 1.21, ^Test(([^C])\|(C[^L])\|(CL[^I])).*$)	10m 41s
Build (macos-latest, aarch64-apple-darwin, arm64)	4m 1s
Unit tests (ubuntu-22.04, 1.21)	4m 22s
Build (windows-latest, x86_64-pc-windows-gnu, amd64)	10m 1s
	57m 34s

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