chore(deps): update dependency @types/rimraf to v3 (#751)

Co-authored-by: Alexander Fenster <fenster@google.com>

Author: renovate-bot

package.json

@@ -42,7 +42,7 @@
     "@types/node-fetch": "^2.5.4",
     "@types/proxyquire": "^1.3.28",
     "@types/pumpify": "^1.4.1",
-    "@types/rimraf": "^2.0.2",
+    "@types/rimraf": "^3.0.0",
     "@types/semver": "^6.0.0",
     "@types/sinon": "^7.0.0",
     "@types/through2": "^2.0.33",