fix as const

Author: Dexus

packages/publisher/s3/src/PublisherS3.ts

@@ -48,8 +48,8 @@ export default class PublisherS3 extends PublisherStatic<PublisherS3Config> {
       region: this.config.region,
       endpoint: this.config.endpoint,
       forcePathStyle: !!this.config.s3ForcePathStyle,
-      requestChecksumCalculation: this.config.requestChecksumCalculation || "WHEN_SUPPORTED",
-      responseChecksumValidation: this.config.responseChecksumValidation || "WHEN_SUPPORTED",
+      requestChecksumCalculation: this.config.requestChecksumCalculation || "WHEN_SUPPORTED" as const,
+      responseChecksumValidation: this.config.responseChecksumValidation || "WHEN_SUPPORTED" as const,
     });
 
     d('creating s3 client with options:', this.config);