feat(source): support private link for kafka connector (risingwavelab…

…s#8247)

Signed-off-by: Runji Wang <wangrunji0408@163.com>
Co-authored-by: Runji Wang <wangrunji0408@163.com>

Cargo.toml

@@ -58,6 +58,7 @@ repository = "https://github.com/risingwavelabs/risingwave"
 aws-config = { version = "0.51", default-features = false, features = ["rt-tokio", "native-tls"] }
 aws-sdk-kinesis = { version = "0.21", default-features = false, features = ["rt-tokio", "native-tls"] }
 aws-sdk-s3 = { version = "0.21", default-features = false, features = ["rt-tokio","native-tls"] }
+aws-sdk-ec2 = { version = "0.21", default-features = false, features = ["rt-tokio","native-tls"] }
 aws-sdk-sqs = { version = "0.21", default-features = false, features = ["rt-tokio", "native-tls"] }
 aws-smithy-http = "0.51"
 aws-smithy-types = "0.51"
@@ -122,3 +123,4 @@ tokio-stream = { git = "https://github.com/madsim-rs/tokio.git", rev = "0c25710"
 tokio-retry = { git = "https://github.com/madsim-rs/rust-tokio-retry.git", rev = "95e2fd3" }
 tokio-postgres = { git = "https://github.com/madsim-rs/rust-postgres.git", rev = "87ca1dc" }
 postgres-types = { git = "https://github.com/madsim-rs/rust-postgres.git", rev = "87ca1dc" }
+madsim-rdkafka = { git = "https://github.com/madsim-rs/madsim.git", rev = "43e025d" }