fix: package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-AJV-584908
- https://snyk.io/vuln/SNYK-JS-ANSIREGEX-1583908
- https://snyk.io/vuln/SNYK-JS-AWSSDK-1059424
- https://snyk.io/vuln/SNYK-JS-AXIOS-1038255
- https://snyk.io/vuln/SNYK-JS-AXIOS-1579269
- https://snyk.io/vuln/SNYK-JS-FOLLOWREDIRECTS-2332181
- https://snyk.io/vuln/SNYK-JS-FOLLOWREDIRECTS-2396346
- https://snyk.io/vuln/SNYK-JS-LODASH-1018905
- https://snyk.io/vuln/SNYK-JS-LODASH-1040724
- https://snyk.io/vuln/SNYK-JS-NODEFETCH-2342118
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1090595
- https://snyk.io/vuln/SNYK-JS-POSTCSS-1255640
- https://snyk.io/vuln/SNYK-JS-SEMVERREGEX-1047770
- https://snyk.io/vuln/SNYK-JS-SEMVERREGEX-1584358
- https://snyk.io/vuln/SNYK-JS-SEMVERREGEX-1585624

package.json

@@ -67,7 +67,7 @@
     "mini-css-extract-plugin": "^0.9.0",
     "mkdirp": "^1.0.3",
     "morgan": "^1.9.1",
-    "node-fetch": "^2.6.1",
+    "node-fetch": "^2.6.7",
     "parse5": "^6.0.1",
     "platform-utils": "^1.2.0",
     "port-used": "^2.0.8",