fix: upgrade babel-loader from 8.1.0 to 8.2.1 (nodeshift#505)

Snyk has created this PR to upgrade babel-loader from 8.1.0 to 8.2.1.

See this package in npm:
https://www.npmjs.com/package/babel-loader

See this project in Snyk:
https://app.snyk.io/org/nodeshift-agg/project/0569fa2f-39b2-4a6a-9bdc-8ac878d28a88?utm_source=github&utm_medium=upgrade-pr

package.json

@@ -43,7 +43,7 @@
   "devDependencies": {
     "@babel/core": "^7.12.3",
     "@babel/preset-env": "^7.12.1",
-    "babel-loader": "^8.0.6",
+    "babel-loader": "^8.2.1",
     "codacy-coverage": "^3.4.0",
     "coveralls": "^3.1.0",
     "documentation": "^13.1.0",