Bump version 0.2.16

Explicitly use the ring crate

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "overtls"
-version = "0.2.15"
+version = "0.2.16"
 edition = "2021"
 license = "MIT"
 description = "A simple proxy tunnel, minimalist tool for bypassing the GFW."
@@ -30,14 +30,23 @@ reqwest = { version = "0.12", default-features = false, features = [
     "rustls-tls",
     "json",
 ] }
-rustls = { version = "0.23", default-features = false, features = ["std"] }
+rustls = { version = "0.23", default-features = false, features = [
+    "std",
+    "tls12",
+    "logging",
+    "ring",
+] }
 rustls-pemfile = "2.1"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 socks5-impl = "0.5"
 thiserror = "1.0"
 tokio = { version = "1.36", features = ["full"] }
-tokio-rustls = { version = "0.26", default-features = false }
+tokio-rustls = { version = "0.26", default-features = false, features = [
+    "logging",
+    "tls12",
+    "ring",
+] }
 tokio-tungstenite = { version = "0.21", features = ["rustls-tls-webpki-roots"] }
 tokio-util = "0.7"
 trust-dns-proto = "0.23"