feat(jwt): extend Token.encode() to support custom headers and encoder options

Author: s-aleshin

tests/unit/test_security/test_jwt/test_token.py

@@ -231,6 +231,5 @@ def test_token_encode_includes_custom_headers() -> None:
     header = jwt.get_unverified_header(encoded)
 
     assert header["alg"] == "HS256"
-    assert header["typ"] == "JWT"
     assert "kid" in header
     assert header["kid"] == custom_headers["kid"]