Upgrade sha2 to 0.10.2

Signed-off-by: Yuki Okushi <jtitor@2k36.org>

Author: JohnTitor

Cargo.toml

@@ -18,7 +18,7 @@ authors = [
 async-trait = "0.1.50"
 rand = "0.8.3"
 base64 = "0.13.0"
-sha2 = "0.9.5"
+sha2 = "0.10.2"
 hmac = "0.12.1"
 serde_json = "1.0.64"
 bincode = "1.3.3"