Remove unnecessary dependency features

Cargo.toml

@@ -31,7 +31,7 @@ __test_strict = []
 async-trait = "0.1"
 chrono = { version = "0.4", features = ["serde"] }
 futures-util = { version = "0.3", features = ["std"], default-features = false }
-jsonwebtoken = "9.2"
+jsonwebtoken = { version = "9.2", default-features = false }
 # the patch version number is necessary for the 'reqwest' and 'rustls' dependencies to prevent incompatability errors
 # (https://github.com/seanmonstar/reqwest/issues/1837)
 reqwest = { version = "0.11.23", features = ["cookies", "json", "rustls-tls"], default-features = false }