appease clippy by deriving Eq on a bunch of items (#2818)

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

@@ -12,7 +12,7 @@ use crate::header::{Charset, HTTP_VALUE};
 /// - A character sequence representing the actual value (`value`), separated by single quotes.
 ///
 /// It is defined in [RFC 5987 §3.2](https://datatracker.ietf.org/doc/html/rfc5987#section-3.2).
-#[derive(Clone, Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq, Eq)]
 pub struct ExtendedValue {
     /// The character set that is used to encode the `value` to a string.
     pub charset: Charset,

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

@@ -147,7 +147,7 @@ mod tests {
 
     // copy of encoding from actix-web headers
     #[allow(clippy::enum_variant_names)] // allow Encoding prefix on EncodingExt
-    #[derive(Clone, PartialEq, Debug)]
+    #[derive(Debug, Clone, PartialEq, Eq)]
     pub enum Encoding {
         Chunked,
         Brotli,