Update release notes.

Author: ioquatix

releases.md

@@ -2,10 +2,10 @@
 
 ## Unreleased
 
-  - **Breaking Change**: Move `Protocol::HTTP::Header::QuotedString` to `Protocol::HTTP::QuotedString` for better reusability.
-  - **Breaking Change**: Handle cookie key/value pairs using `QuotedString` as per RFC 6265.
+  - **Breaking**: Move `Protocol::HTTP::Header::QuotedString` to `Protocol::HTTP::QuotedString` for better reusability.
+  - **Breaking**: Handle cookie key/value pairs using `QuotedString` as per RFC 6265.
     - Don't use URL encoding for cookie key/value.
-  - **Breaking Change**: Remove `Protocol::HTTP::URL` and `Protocol::HTTP::Reference` – replaced by `Protocol::URL` gem.
+  - **Breaking**: Remove `Protocol::HTTP::URL` and `Protocol::HTTP::Reference` – replaced by `Protocol::URL` gem.
     - `Protocol::HTTP::URL` -> `Protocol::URL::Encoding`.
     - `Protocol::HTTP::Reference` -> `Protocol::URL::Reference`.