@Deprecated
    public TokenRevocationBuilder clientBasicAuthorization(Supplier<String> authorizationSupplier) {
        requireNonNull(authorizationSupplier, "authorizationSupplier");

        final ClientAuthorization clientAuthorization =
                ClientAuthorization.ofBasicAuthorization(authorizationSupplier);
        clientAuthentication(clientAuthorization.toClientAuthentication());
        return this;
    }
Provides client authorization for the OAuth 2.0 requests based on encoded authorization token and
{@code Basic} authorization type,
as per <a href="https://datatracker.ietf.org/doc/html/rfc6749#section-2.3">[RFC6749], Section 2.3</a>.

@param authorizationSupplier A supplier of encoded client authorization token.

@deprecated Use {@link #clientAuthentication(ClientAuthentication)} instead.
oauth2/src/main/java/com/linecorp/armeria/common/auth/oauth2/TokenRevocationBuilder.java