Update dependency babel-loader to v8.4.1

Author: renovate[bot]

package-lock.json

@@ -44,7 +44,7 @@
         "@babel/register": "7.15.3",
         "@cucumber/cucumber": "7.3.1",
         "ava": "3.15.0",
-        "babel-loader": "8.2.2",
+        "babel-loader": "8.4.1",
         "babel-plugin-istanbul": "6.0.0",
         "babel-plugin-transform-class-properties": "6.24.1",
         "base64-js": "1.5.1",