Fix cargo clippy issues

remote_backend/src/controllers/mod.rs

@@ -3,7 +3,6 @@ use actix_web::body::BoxBody;
 use actix_web::http::StatusCode;
 use std::error::Error;
 use std::fmt::{Display, Formatter};
-use std::io::ErrorKind;
 
 pub mod auth_controller;
 pub mod group_controller;
@@ -52,7 +51,7 @@ impl From<anyhow::Error> for HttpErr {
 
 impl From<Box<dyn Error>> for HttpErr {
     fn from(value: Box<dyn Error>) -> Self {
-        HttpErr::Err(std::io::Error::new(ErrorKind::Other, value.to_string()).into())
+        HttpErr::Err(std::io::Error::other(value.to_string()).into())
     }
 }
 
@@ -82,7 +81,7 @@ impl From<reqwest::header::ToStrError> for HttpErr {
 
 impl From<actix_web::Error> for HttpErr {
     fn from(value: actix_web::Error) -> Self {
-        HttpErr::Err(std::io::Error::new(ErrorKind::Other, value.to_string()).into())
+        HttpErr::Err(std::io::Error::other(value.to_string()).into())
     }
 }