@Override
    protected AuthorizationGrantType grantType() {
        return OpenIdAuthenticationToken.GRANT_TYPE;
    }
@author: zlt
@date: 2023/11/18
<p>
Blog: https://zlt2000.gitee.io
Github: https://github.com/zlt2000
zlt-uaa/src/main/java/com/central/oauth/support/openid/OpenIdAuthenticationProvider.java