Update concepts-messaging.md
### Motivation
Documentation is inconsistency after the third compression was added.
### Modifications
Update documentation text.
### Verifying this change
This change is a trivial rework / code cleanup without any test coverage.
@@ -40,7 +40,7 @@ Producers can send messages to brokers either synchronously (sync) or asynchrono
### Compression
-Messages published by producers can be compressed during transportation in order to save bandwidth. Pulsar currently supports two types of compression:
+Messages published by producers can be compressed during transportation in order to save bandwidth. Pulsar currently supports the following types of compression:
* [LZ4](https://github.com/lz4/lz4)
* [ZLIB](https://zlib.net/)
