Bump webpack from 5.31.0 to 5.31.2

Bumps [webpack](https://github.com/webpack/webpack) from 5.31.0 to 5.31.2.
- [Release notes](https://github.com/webpack/webpack/releases)
- [Commits](https://github.com/webpack/webpack/compare/v5.31.0...v5.31.2)

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -49,7 +49,7 @@
         "tfx-cli": "^0.9.0",
         "ts-loader": "^8.1.0",
         "typescript": "^4.2.4",
-        "webpack": "^5.31.0",
+        "webpack": "^5.31.2",
         "webpack-cli": "^4.6.0"
     }
 }