chore(deps): update dependency dotenv to v16.4.1

Author: renovate[bot]

plugin/package.json

@@ -22,7 +22,7 @@
   },
   "devDependencies": {
     "@types/node-fetch": "2.6.1",
-    "dotenv": "16.0.0"
+    "dotenv": "16.4.1"
   },
   "keywords": [
     "netlify",

yarn.lock

@@ -188,7 +188,7 @@ __metadata:
   resolution: "@algolia/netlify-plugin-crawler@workspace:plugin"
   dependencies:
     "@types/node-fetch": 2.6.1
-    dotenv: 16.0.0
+    dotenv: 16.4.1
     node-fetch: 2.6.7
   languageName: unknown
   linkType: soft
@@ -9460,10 +9460,10 @@ __metadata:
   languageName: node
   linkType: hard
 
-"dotenv@npm:16.0.0":
-  version: 16.0.0
-  resolution: "dotenv@npm:16.0.0"
-  checksum: 664cebb51f0a9a1d1b930f51f0271e72e26d62feaecc9dc03df39453dd494b4e724809ca480fb3ec3213382b1ed3f791aaeb83569a137f9329ce58efd4853dbf
+"dotenv@npm:16.4.1":
+  version: 16.4.1
+  resolution: "dotenv@npm:16.4.1"
+  checksum: a343f0a1d156deef8c60034f797969867af4dbccfacedd4ac15fad04547e7ffe0553b58fc3b27a5837950f0d977e38e9234943fbcec4aeced4e3d044309a76ab
   languageName: node
   linkType: hard