Removed QUOTE converter class. Not CryptoJWT specific.

Author: rohe

src/cryptojwt/serialize/item.py

@@ -1,6 +1,4 @@
 import json
-from urllib.parse import quote_plus
-from urllib.parse import unquote_plus
 
 from cryptojwt import key_issuer
 
@@ -16,12 +14,3 @@ def deserialize(self, spec: str) -> key_issuer.KeyIssuer:
         _dict = json.loads(spec)
         issuer = key_issuer.KeyIssuer().load(_dict)
         return issuer
-
-
-class QUOTE:
-    @staticmethod
-    def serialize(item: str) -> str:
-        return quote_plus(item)
-
-    def deserialize(self, spec: str) -> str:
-        return unquote_plus(spec)