chore(deps): update dependency standard-version to v8 [security]

Author: renovate-bot

package.json

@@ -26,7 +26,7 @@
     "lodash": "4.17.20",
     "nyc": "15.1.0",
     "prettier": "1.19.1",
-    "standard-version": "4.4.0"
+    "standard-version": "8.0.1"
   },
   "scripts": {
     "build": "babel esm -d cjs --extensions \".mjs\",\".js\"",