[docs] Add status header for skywalking exporter (#10334)

Add status header for skywalking

exporter/skywalkingexporter/README.md

@@ -1,8 +1,12 @@
 # SkyWalking gRPC Exporter
 
-Exports data via gRPC using [skywalking-data-collect-protocol](https://github.com/apache/skywalking-data-collect-protocol) format. By default, this exporter requires TLS and offers queued retry capabilities.
+| Status                   |               |
+| ------------------------ |---------------|
+| Stability                | [beta]        |
+| Supported pipeline types | logs, metrics |
+| Distributions            | [contrib]     |
 
-Supported pipeline types: logs, metrics
+Exports data via gRPC using [skywalking-data-collect-protocol](https://github.com/apache/skywalking-data-collect-protocol) format. By default, this exporter requires TLS and offers queued retry capabilities.
 
 ## Getting Started
 
@@ -52,3 +56,6 @@ Several helper files are leveraged to provide additional capabilities automatica
 - [gRPC settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/config/configgrpc/README.md)
 - [TLS and mTLS settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/config/configtls/README.md)
 - [Queuing, retry and timeout settings](https://github.com/open-telemetry/opentelemetry-collector/blob/main/exporter/exporterhelper/README.md)
+
+[beta]:https://github.com/open-telemetry/opentelemetry-collector#beta
+[contrib]:https://github.com/open-telemetry/opentelemetry-collector-releases/tree/main/distributions/otelcol-contrib