fix(deps): update dependency core-js to v3.40.0 (#855)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package-lock.json

@@ -44,7 +44,7 @@
     "@fortawesome/react-fontawesome": "0.2.2",
     "@openedx/frontend-slot-footer": "^1.0.2",
     "@openedx/paragon": "^22.0.0",
-    "core-js": "3.39.0",
+    "core-js": "3.40.0",
     "prop-types": "15.8.1",
     "react": "17.0.2",
     "react-dom": "17.0.2",