update MSRV to 1.65 (#3059)

actix-http/src/header/into_pair.rs

@@ -1,7 +1,5 @@
 //! [`TryIntoHeaderPair`] trait and implementations.
 
-use std::convert::TryFrom as _;
-
 use super::{
     Header, HeaderName, HeaderValue, InvalidHeaderName, InvalidHeaderValue, TryIntoHeaderValue,
 };

actix-http/src/header/into_value.rs

@@ -1,7 +1,5 @@
 //! [`TryIntoHeaderValue`] trait and implementations.
 
-use std::convert::TryFrom as _;
-
 use bytes::Bytes;
 use http::{header::InvalidHeaderValue, Error as HttpError, HeaderValue};
 use mime::Mime;

actix-http/src/header/shared/content_encoding.rs

@@ -1,4 +1,4 @@
-use std::{convert::TryFrom, str::FromStr};
+use std::str::FromStr;
 
 use derive_more::{Display, Error};
 use http::header::InvalidHeaderValue;

actix-http/src/header/shared/quality.rs

@@ -1,7 +1,4 @@
-use std::{
-    convert::{TryFrom, TryInto},
-    fmt,
-};
+use std::fmt;
 
 use derive_more::{Display, Error};
 

actix-http/src/header/shared/quality_item.rs

@@ -1,4 +1,4 @@
-use std::{cmp, convert::TryFrom as _, fmt, str};
+use std::{cmp, fmt, str};
 
 use crate::error::ParseError;