fix(deps): update dependency dotenv to v8.1.0

Author: renovate-bot

package-lock.json

@@ -53,7 +53,7 @@
     "body-parser": "1.19.0",
     "boolean": "1.0.0",
     "codecov": "3.5.0",
-    "dotenv": "8.0.0",
+    "dotenv": "8.1.0",
     "express": "4.16.4",
     "http-status-codes": "1.3.2",
     "jscpd": "2.0.11",