chore(deps): update dependency typescript to v4.0.3

Author: renovate-bot

package-lock.json

@@ -60,7 +60,7 @@
     "sinon": "9.0.3",
     "stream-buffers": "3.0.2",
     "tempy": "0.7.0",
-    "typescript": "4.0.2"
+    "typescript": "4.0.3"
   },
   "peerDependencies": {
     "semantic-release": ">=11.0.0 <18.0.0"