public TokenRevocationBuilder clientAuthentication(ClientAuthentication clientAuthentication) {
        requireNonNull(clientAuthentication, "clientAuthentication");
        clientAuthentication(() -> clientAuthentication);
        return this;
    }
Provides client authentication for the OAuth 2.0 requests as per
<a href="https://datatracker.ietf.org/doc/html/rfc6749#section-2.3">[RFC6749], Section 2.3</a>.
oauth2/src/main/java/com/linecorp/armeria/common/auth/oauth2/TokenRevocationBuilder.java