Bump webpack from 3.10.0 to 4.8.1

[dependabot-preview]

Bumps webpack from 3.10.0 to 4.8.1.

Release notes

Sourced from webpack's releases.

v4.8.1

Bugfixes

• fix some WASM parsing issues

v4.8.0

Features

• new WASM pipeline
  • use instantiateStreaming when available
  • allow circular dependencies between wasm modules (functions only)

Bugfixes

• fix a bug where runtime code for wasm was incorrectly cached
• fix a bug where a splitChunks cacheGroup without name wasn't executed

v4.7.0

Features

• add webpackIgnore magic comment (import(/* webpackIgnore: true */ "...")) to keep the import in the bundle
• add chunkGroups to Stats
  • chunkGroups option
  • namedChunkGroups property
  • Chunk Group text output

Bugfixes

• prevent chunk merging for the runtimeChunk
• fix a caching issue for concatenated modules
• namedModules now handle name conflicts correctly
• fix a crash when using [contenthash:n] without on-demand-chunks

Internal changes

• testing uses Jest now
• testing in node.js 10 too
• Performance improvements

v4.6.0

Features

• improve stats output alignment
• improve stats text output when all exports are used
• add webpackPrefetch/webpackPreload magic comments to import()
• add stats.entrypoints[].children and stats.entrypoints[].childAssets to stats json
• add prefetched/preloaded chunks and assets to stats text output
• Performance improvements

Bugfixes

... (truncated)

Commits

• 2986ab1 4.8.1
• 672e66e Merge pull request #7227 from xtuc/chore-bump-webassemblyjs2
• 28f093e chore: bump webassemblyjs
• 18acfa4 Merge pull request #7220 from webpack/feature/add-type-checking-to-setup-guide
• d9336bc Merge pull request #7225 from webpack/tests/remove_sinon
• 5bdeaa5 add other commands to guide
• f63d6fa Replace sinon by jest's mocks
• 586f9a2 4.8.0
• 75c6416 updated examples
• e89acf5 add TODO comment
• Additional commits viewable in compare view

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