public ClientFactoryBuilder http2MaxHeaderListSize(long http2MaxHeaderListSize) {
        checkArgument(http2MaxHeaderListSize > 0 &&
                      http2MaxHeaderListSize <= 0xFFFFFFFFL,
                      "http2MaxHeaderListSize: %s (expected: a positive 32-bit unsigned integer)",
                      http2MaxHeaderListSize);
        option(ClientFactoryOptions.HTTP2_MAX_HEADER_LIST_SIZE, http2MaxHeaderListSize);
        return this;
    }
Sets the
<a href="https://datatracker.ietf.org/doc/html/rfc7540#section-6.5.2">SETTINGS_MAX_HEADER_LIST_SIZE</a>
that indicates the maximum size of header list that the client is prepared to accept, in octets.
core/src/main/java/com/linecorp/armeria/client/ClientFactoryBuilder.java