[Serverless] Enabling .inference connector and temporary removing preconfigured connector for Elastic LLM (#212804)

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config/serverless.yml

@@ -270,17 +270,3 @@ discover.enableUiSettingsValidations: true
 xpack.dataUsage.enabled: true
 # This feature is disabled in Serverless until fully tested within a Serverless environment
 xpack.dataUsage.enableExperimental: ['dataUsageDisabled']
-# This feature is disabled in Serverless until Inference Endpoint become enabled within a Serverless environment
-xpack.stack_connectors.enableExperimental: ['inferenceConnectorOff']
-# This is the definition introducing pre-configured Kibana Connector for Elastic default LLM
-xpack.actions.preconfigured:
-  Elastic-LLM:
-    name: Elastic LLM
-    actionTypeId: .inference
-    exposeConfig: true
-    config:
-      provider: 'elastic'
-      taskType: 'chat_completion'
-      inferenceId: '.rainbow-sprinkles-elastic'
-      providerConfig:
-        model_id: 'rainbow-sprinkles'