Update dependency tap to v15.2.3

Author: renovate-bot

package-lock.json

@@ -42,7 +42,7 @@
   "devDependencies": {
     "coveralls": "3.1.0",
     "standard": "16.0.4",
-    "tap": "15.1.6"
+    "tap": "15.2.3"
   },
   "files": [
     "lib/*.{js,json}",