Bump @types/node from 15.6.0 to 15.6.1 (#191)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 15.6.0 to 15.6.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

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web/package-lock.json

@@ -344,9 +344,9 @@
       "dev": true
     },
     "@types/node": {
-      "version": "15.6.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.6.0.tgz",
-      "integrity": "sha512-gCYSfQpy+LYhOFTKAeE8BkyGqaxmlFxe+n4DKM6DR0wzw/HISUE/hAmkC/KT8Sw5PCJblqg062b3z9gucv3k0A=="
+      "version": "15.6.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-15.6.1.tgz",
+      "integrity": "sha512-7EIraBEyRHEe7CH+Fm1XvgqU6uwZN8Q7jppJGcqjROMT29qhAuuOxYB1uEY5UMYQKEmA5D+5tBnhdaPXSsLONA=="
     },
     "@types/prop-types": {
       "version": "15.7.3",

web/package.json

@@ -30,7 +30,7 @@
     "@types/chart.js": "^2.9.32",
     "@types/classnames": "^2.3.1",
     "@types/markdown-it": "^12.0.1",
-    "@types/node": "^15.6.0",
+    "@types/node": "^15.6.1",
     "@types/prop-types": "^15.7.3",
     "@types/react": "^17.0.6",
     "@types/react-linkify": "^1.0.0",