Update to zstd 0.9

Author: Nemo157

Cargo.lock

@@ -44,8 +44,8 @@ flate2 = { version = "1.0.11", optional = true }
 futures-core = { version = "0.3.0", default-features = false }
 futures-io = { version = "0.3.0", default-features = false, features = ["std"], optional = true }
 pin-project-lite = "0.2.0"
-libzstd = { package = "zstd", version = "0.8.3", optional = true, default-features = false }
-zstd-safe = { version = "4.1.0", optional = true, default-features = false }
+libzstd = { package = "zstd", version = "0.9.2", optional = true, default-features = false }
+zstd-safe = { version = "4.1.3", optional = true, default-features = false }
 memchr = "2.2.1"
 tokio-02 = { package = "tokio", version = "0.2.21", optional = true, default-features = false }
 tokio-03 = { package = "tokio", version = "0.3.0", optional = true, default-features = false }