Upgrade hmac to 0.12.1

Signed-off-by: Yuki Okushi <[email protected]>

Author: JohnTitor

Cargo.toml

@@ -19,7 +19,7 @@ async-trait = "0.1.50"
 rand = "0.8.3"
 base64 = "0.13.0"
 sha2 = "0.9.5"
-hmac = "0.11.0"
+hmac = "0.12.1"
 serde_json = "1.0.64"
 bincode = "1.3.3"
 anyhow = "1.0.40"