Change the next minor version because of breaking changes

Changes

@@ -4,7 +4,7 @@ Changes
 v2 has many incompatibilities with v1. To see the full list of differences between
 v1 and v2, please read the Changes-v2.md file (https://github.com/lestrrat-go/jwx/blob/develop/v2/Changes-v2.md)
 
-v2.0.22 UNRELEASED
+v2.1.0 UNRELEASED
 [New Features]
   * [jwt] Added `jwt.ParseCookie()` function
   * [jwt] `jwt.ParseRequest()` can now accept a new option, jwt.WithCookieKey() to
@@ -13,7 +13,7 @@ v2.0.22 UNRELEASED
     which will, upon successful token parsing, make the functions assign the *http.Cookie
     used to parse the token. This allows users to further inspect the cookie where the
     token came from, should the need arise.
-  * [jwt] `jwt.ParseRequest()` no longer automatically looks for "Authorization" header when
+  * [jwt] (BREAKING CHANGE) `jwt.ParseRequest()` no longer automatically looks for "Authorization" header when
     only `jwt.WithFormKey()` is used. This behavior is the same for `jwt.WithCookieKey()` and
     any similar options that may be implemented in the future.