pipeline: outputs: prometheus-remote-write: add compression (#1905)

pipeline: outputs: prometheus-remote-write: add `compression`

* pipeline: outputs: prometheus-remote-write: add `compression`

Signed-off-by: Mitsuo HEIJO <[email protected]>

* Update pipeline/outputs/prometheus-remote-write.md

Signed-off-by: Lynette  Miles <[email protected]>

---------

Signed-off-by: Mitsuo HEIJO <[email protected]>
Signed-off-by: Lynette  Miles <[email protected]>
Co-authored-by: Lynette  Miles <[email protected]>

Author: johejo

pipeline/outputs/prometheus-remote-write.md

@@ -30,6 +30,7 @@ This plugin supports the following parameters:
 | `log_response_payload` | Log the response payload within the Fluent Bit log. | `false` |
 | `add_label` | This lets you add custom labels to all metrics exposed through the Prometheus exporter. You can have multiple of these fields. | _none_ |
 | `workers` | The number of [workers](../../administration/multithreading.md#outputs) to perform flush operations for this output. | `2` |
+| `compression` | Payload compression algorithm. Supported options: `snappy`, `gzip`, `zstd`. | `snappy` |
 
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