Bump webpack version

[darkautism]

Resolves

What Github issue does this resolve (please include link)?

It can build on more modern webpack. Proposed Changes

Describe what this Pull Request does

It upgrade webpack version so we can upgrade nodejs to new version and prevent ssl error. (Node.js v20 use OpenSSL 3.0 and it block some old algorithms, webpack 4 depon this) Reason for Changes

Explain why these changes should be made

Old package no maintainer. like uglifyjs-webpack-plugin, Replacing an unmaintained package in exchange for future maintenance compatibility is quite cost-effective Test Coverage

Please show how you have added tests to cover your changes

No, no-test.