fix: clean up Cargo.toml

Cargo.toml

@@ -5,41 +5,19 @@ members = [
     "cmd/soroban-rpc/lib/preflight",
 ]
 default-members = ["cmd/crates/stellar-rpc-client"]
-#exclude = ["cmd/crates/soroban-test/tests/fixtures/hello"]
 
 [workspace.package]
 version = "21.0.1"
 rust-version = "1.74.0"
 
 [workspace.dependencies.soroban-env-host]
 version = "=21.0.1"
-# git = "https://github.com/stellar/rs-soroban-env"
-# rev = "27897f6073aec5241d3486690a33b22c80dd0718"
-# path = "../rs-soroban-env/soroban-env-host"
 
 [workspace.dependencies.soroban-simulation]
 version = "=21.0.1"
-# git = "https://github.com/stellar/rs-soroban-env"
-# rev = "27897f6073aec5241d3486690a33b22c80dd0718"
-# path = "../rs-soroban-env/soroban-simulation"
-
-[workspace.dependencies.soroban-spec]
-version = "=21.0.1-preview.1"
-# git = "https://github.com/stellar/rs-soroban-sdk"
-# rev = "c30bc769e379bef9b94a3ceb464aa78c1185eeb3"
-# path = "../rs-soroban-sdk/soroban-spec"
-
-[workspace.dependencies.soroban-sdk]
-version = "=21.0.1-preview.1"
-# git = "https://github.com/stellar/rs-soroban-sdk"
-# rev = "c30bc769e379bef9b94a3ceb464aa78c1185eeb3"
-
 
 [workspace.dependencies.stellar-xdr]
 version = "=21.0.1"
-default-features = true
-# git = "https://github.com/stellar/rs-stellar-xdr"
-# rev = "a80c899c61e869fd00b7b475a4947ab6aaf9dcac"
 
 [workspace.dependencies]
 base64 = "0.22.0"