fix(Client): Add json feature to reqwest

Signed-off-by: Raphael Höser <[email protected]>

Author: Snapstromegon

Cargo.toml

@@ -12,7 +12,7 @@ testcontainer = ["dep:testcontainers"]
 chrono = { version = "0.4.41", features = ["serde"] }
 cloudevents-sdk = { version = "0.8.0", features = ["reqwest"], optional = true }
 url = "2.5.4"
-reqwest = "0.12.15"
+reqwest = { version = "0.12.15", features = ["json"] }
 serde = { version = "1.0.219", features = ["derive"] }
 serde_json = "1.0.140"
 testcontainers = { version = "0.24.0", features = [