Add optional dep openssh-sftp-client v0.9.0

NobodyXu · NobodyXu · commit 9e119985c265 · 2022-04-17T01:01:27.000+10:00
Signed-off-by: Jiahao XU &lt;Jiahao_XU@outlook.com&gt;
diff --git a/Cargo.toml b/Cargo.toml
@@ -51,6 +51,8 @@ dirs = "4.0.0"
 
 openssh-mux-client = { version = "0.15.0", optional = true }
 
+openssh-sftp-client = { version = "0.9.0", optional = true }
+
 [dev-dependencies]
 lazy_static = "1.4.0"
 regex = "1"
