Update dependency webpack to v5.68.0 (#44669)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

package.json

@@ -221,7 +221,7 @@
     "ts-node": "10.4.0",
     "typescript": "4.4.4",
     "wait-on": "6.0.0",
-    "webpack": "5.67.0",
+    "webpack": "5.68.0",
     "webpack-bundle-analyzer": "4.5.0",
     "webpack-cli": "4.9.1",
     "webpack-dev-server": "4.7.2",
@@ -374,7 +374,7 @@
     "@rushstack/node-core-library": "3.45.0",
     "@rushstack/rig-package": "0.3.7",
     "@rushstack/ts-command-line": "4.10.6",
-    "@storybook/react/webpack": "5.67.0"
+    "@storybook/react/webpack": "5.68.0"
   },
   "workspaces": {
     "packages": [