chore: add undefined type to principalAccount

dali546 · dali546 · commit dcda22db22ea · 2025-03-06T06:57:05.000Z
diff --git a/packages/aws-cdk-lib/aws-iam/lib/principals.ts b/packages/aws-cdk-lib/aws-iam/lib/principals.ts
@@ -53,7 +53,7 @@ export interface IPrincipal extends IGrantable {
    * Can be a Token - in that case,
    * it's assumed to be AWS::AccountId.
    */
-  readonly principalAccount?: string;
+  readonly principalAccount?: string | undefined;
 
   /**
    * Add to the policy of this principal.
