Update validate.ts

Allow ARNs from Bedrock Marketplace, which are different because models are deployed using SageMaker Inference behind the scenes.

Author: mlopezr

webview-ui/src/utils/validate.ts

@@ -89,7 +89,7 @@ export function validateApiConfiguration(apiConfiguration?: ApiConfiguration): s
  */
 export function validateBedrockArn(arn: string, region?: string) {
 	// Validate ARN format
-	const arnRegex = /^arn:aws:bedrock:([^:]+):([^:]*):(?:([^/]+)\/([\w.\-:]+)|([^/]+))$/
+	const arnRegex = /^arn:aws:(?:bedrock|sagemaker):([^:]+):([^:]*):(?:([^/]+)\/([\w.\-:]+)|([^/]+))$/
 	const match = arn.match(arnRegex)
 
 	if (!match) {