plugin-flow-builder: add shadowing config for AI Agents (#3167)

## Description

- Add AI Agents to shadowing config
- Add a public funcion to update sadowing config

Author: Iru89

packages/botonic-plugin-flow-builder/src/index.ts

@@ -79,6 +79,7 @@ export default class BotonicPluginFlowBuilder implements Plugin {
       allowKeywords: options.inShadowing?.allowKeywords || false,
       allowSmartIntents: options.inShadowing?.allowSmartIntents || false,
       allowKnowledgeBases: options.inShadowing?.allowKnowledgeBases || false,
+      allowAiAgents: options.inShadowing?.allowAiAgents || false,
     }
     this.contentFilters = options.contentFilters || []
     this.customRatingMessageEnabled =
@@ -265,6 +266,10 @@ export default class BotonicPluginFlowBuilder implements Plugin {
       possibleValues,
     }
   }
+
+  setInShadowing(inShadowing: InShadowingConfig): void {
+    this.inShadowing = inShadowing
+  }
 }
 
 export * from './action'

packages/botonic-plugin-flow-builder/src/types.ts

@@ -18,6 +18,7 @@ export interface InShadowingConfig {
   allowKeywords: boolean
   allowSmartIntents: boolean
   allowKnowledgeBases: boolean
+  allowAiAgents: boolean
 }
 
 export interface BotonicPluginFlowBuilderOptions<