Update configuration-parameters-1830bca.md

add feature flag config parameter

Author: WolfgangTheilmann

docs/configuration-parameters-1830bca.md

@@ -128,6 +128,28 @@ Configures the data ingestion over the ingest-otlp endpoint \(OpenTelemetry Prot
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+feature\_flags
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+No
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+String Array 
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+Used for enabling specific/experimental features specified as array: `"feature_flags": [ "feature-1", "feature 2" ]`. Please omit or keep empty by default. <br> Available feature flags: <br> `upgradeToOpenSearchV2` to use OpenSearch 2.19; note that an upgraded version can not be downgraded any more; [details here](https://me.sap.com/notes/3617458)
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 retention\_period
 
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