Fix all default clippy warnings (#480)

All trivial, fixes were for:
 - #[deny(clippy::if_same_then_else)]
 - #[warn(clippy::explicit_auto_deref)]
 - #[warn(clippy::bool_assert_comparison)]

Co-authored-by: Geometrically <18202329+Geometrically@users.noreply.github.com>

src/routes/midas.rs

@@ -201,7 +201,7 @@ pub async fn handle_stripe_webhook(
         object: Value,
     }
 
-    let webhook: StripeWebhookBody = serde_json::from_str(&*body)?;
+    let webhook: StripeWebhookBody = serde_json::from_str(&body)?;
 
     #[derive(Deserialize)]
     struct CheckoutSession {