refactor: clean up clippy warnings

crates/delta/src/util/ratelimiter.rs

@@ -109,8 +109,6 @@ fn resolve_bucket<'r>(request: &'r rocket::Request<'_>) -> (&'r str, Option<&'r
     };
 
     if let Some(segment) = segment {
-        let resource = resource;
-
         let method = request.method();
         match (segment, resource, method) {
             ("users", target, Method::Patch) => ("user_edit", target),
@@ -254,7 +252,7 @@ impl<'r> FromRequest<'r> for Ratelimiter {
     }
 }
 
-impl<'r> OpenApiFromRequest<'r> for Ratelimiter {
+impl OpenApiFromRequest<'_> for Ratelimiter {
     fn from_request_input(
         _gen: &mut OpenApiGenerator,
         _name: String,