update docs

Author: mazyu36

packages/aws-cdk-lib/core/lib/custom-resource.ts

@@ -57,7 +57,9 @@ export interface CustomResourceProps {
   readonly serviceToken: string;
 
   /**
-   * The maximum time, in seconds, that can elapse before a custom resource operation times out
+   * The maximum time that can elapse before a custom resource operation times out.
+   *
+   * The value must be between 1 second and 3600 seconds.
    *
    * @default Duration.seconds(3600)
    */

packages/aws-cdk-lib/custom-resources/lib/aws-custom-resource/aws-custom-resource.ts

@@ -419,7 +419,9 @@ export interface AwsCustomResourceProps {
   readonly vpcSubnets?: ec2.SubnetSelection;
 
   /**
-   * The maximum time, in seconds, that can elapse before a custom resource operation times out.
+   * The maximum time that can elapse before a custom resource operation times out.
+   *
+   * The value must be between 1 second and 3600 seconds.
    *
    * @default Duration.seconds(3600)
    */