fix: upgrade @types/node from 15.14.3 to 15.14.5 (#633)

Snyk has created this PR to upgrade @types/node from 15.14.3 to 15.14.5.

See this package in npm:
https://www.npmjs.com/package/@types/node

See this project in Snyk:
https://app.snyk.io/org/bspeckien-clabs/project/f97cf062-59fe-41bc-a8bf-8b4aa5da6f47?utm_source=github&utm_medium=upgrade-pr

typescript/optics-tests/package-lock.json

@@ -943,9 +943,9 @@
       "dev": true
     },
     "@types/node": {
-      "version": "15.14.3",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.14.3.tgz",
-      "integrity": "sha512-gliNP92vLGGha1nioYHIIT2WrZ450sxpRgyPCEyog2hMVi6LEbhY/Pkj+EDiGWrCXntZ9lrnE2+lTIlyYtaxCg=="
+      "version": "15.14.5",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.14.5.tgz",
+      "integrity": "sha512-6ewfMNmkumZieB/EeJ4cdP1bbJyOlOt5MTwbKMr7WKxyCt2j09H8YWRK6zOd/Jh35Vu/gls39ZUmeu4vHu1WKQ=="
     },
     "@types/node-fetch": {
       "version": "2.5.11",

typescript/optics-tests/package.json

@@ -16,7 +16,7 @@
     "typescript": "^4.3.2"
   },
   "dependencies": {
-    "@types/node": "^15.14.3",
+    "@types/node": "^15.14.5",
     "dotenv": "^10.0.0",
     "ethers": "^5.4.1"
   },