Fix build output

Author: nickamzol

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@umessen/dicom-deidentifier",
-  "version": "1.0.0-beta.3",
+  "version": "1.0.0-beta.4",
   "description": "DICOM de-identification library for TypeScript",
   "author": "Nicolas Kamzol <nicolas.kamzol@uk-essen.de>",
   "repository": {
@@ -17,10 +17,10 @@
   ],
   "license": "MIT",
   "private": false,
-  "files": ["./dist"],
-  "main": "./dist/dicom-deidentifier.js",
-  "module": "./dist/dicom-deidentifier.mjs",
-  "types": "./dist/index.d.ts",
+  "files": ["dist/**"],
+  "main": "dist/dicom-deidentifier.js",
+  "module": "dist/dicom-deidentifier.mjs",
+  "types": "dist/index.d.ts",
   "scripts": {
     "prepare": "npm run build",
     "test": "jest",