Fix OpenSSL cross-compilation error by enabling vendored OpenSSL for ssh2

Co-authored-by: larp0 <[email protected]>

Author: Copilot

Cargo.toml

@@ -20,7 +20,7 @@ solana-remote-wallet = { version = "2.2.7", optional = true }
 solana-sdk = "2.2.2"
 tokio = { version = "1.45.1", features = ["full"] }
 thiserror = "2.0.12"
-ssh2 = "0.9.5"
+ssh2 = { version = "0.9.5", features = ["vendored-openssl"] }
 tabular = "0.2.0"
 prettytable-rs = "0.10.0"
 ratatui = "0.29.0"