Update dependency webpack to v4.39.0

[renovate-bot]

This PR contains the following updates:

Package	Type	Update	Change
webpack	devDependencies	minor	4.38.0 -> 4.39.0

---

Release Notes

webpack/webpack

v4.39.0

Compare Source

Features

• Infrastructure logger for node.js has now colors + symbols to mark different kind of messages
• Logger API has now a status method which allows to write temporary status messages
• ProgressPlugin default handler uses the Infrastructure Logger status message to output messages
• Placeholders in in paths can now be escaped with i. e. [\id\]
• Compiler.hooks.assetEmitted have been added to get byte content of emitted assets

Bugfixes

• Logging output is now aligned to have space for symbols
• renamed Compiler.hooks.infrastructurelog to Compiler.hooks.infrastructureLog
• Properties that are defined on the Object.prototype can now be chunk ids (i. e. constructor)
• library.name now supports placeholders in libraryTarget: "system"
• 2 places were module profiles were incorrectly captured were fixed

Dependencies

• Forced upgrade of all direct dependencies
• webpack-sources + terser-webpack-plugin comes with quality optimizations for SourceMaps

---

Renovate configuration

📅 Schedule: At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻️ Rebasing: Whenever PR becomes conflicted, or if you modify the PR title to begin with "rebase!".

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot. View repository job log here.