chore(deps): update dependency typescript to v3.9.7

[skip ci]

Author: renovate-bot

package-lock.json

@@ -64,7 +64,7 @@
     "nyc-config-common": "1.0.1",
     "prettier-standard": "16.4.1",
     "semantic-release": "17.1.1",
-    "typescript": "3.9.6"
+    "typescript": "3.9.7"
   },
   "peerDependencies": {
     "semantic-release": ">=11.0.0 <18.0.0"