private byte[] compressedByte(final byte[] srcByte) {
        LZ4Factory factory = LZ4Factory.fastestInstance();
        LZ4Compressor compressor = factory.fastCompressor();
        return compressor.compress(srcByte);
    }
init producer.

@param config pulsar props
shenyu-plugin/shenyu-plugin-logging/shenyu-plugin-logging-pulsar/src/main/java/org/apache/shenyu/plugin/logging/pulsar/client/PulsarLogCollectClient.java