fix(deps): update dependency mime to v3 (#663)

Author: renovate-bot

packages/google-privacy-dlp/samples/package.json

@@ -17,7 +17,7 @@
   "dependencies": {
     "@google-cloud/dlp": "^3.2.0",
     "@google-cloud/pubsub": "^2.0.0",
-    "mime": "^2.3.1",
+    "mime": "^3.0.0",
     "yargs": "^16.0.0"
   },
   "devDependencies": {