Update dependency html-webpack-plugin to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
html-webpack-plugin	devDependencies	major	3.2.0 -> 4.0.0

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Release Notes

jantimon/html-webpack-plugin

v4.0.0

Compare Source

The summary can be found in the release blog post.

Bug Fixes

• Add dependencies from the child compilation to the main compilation (27c3e72)
• Add typing for assets(Close jantimon#​1243) (9fef060)
• allow contenthash along with templatehash (049d4d3), closes #​1033
• Catch and ignore pretty-error errors (2056139), closes #​921
• Drop @​types/webpack dependency (d4eb1c7)
• Ignore foreign child compilers (1422664)
• Improve perfomance for appcache files (b94e043)
• load script files before style files files in defer script loading mode (97f9fb9)
• Prevent chunks from beeing added multiple times (d65b37d)
• Prevent lodash from being inlined to work around a babel-loader incompatibility (7f21910), closes #​1223
• Remove compilation.getStats() call for performance reasons (7005a55)
• remove useless links for options (#​1153) (267e0e0)
• Update references to html-minifier (24bf1b5), closes #​1311
• typings.d.ts: added apply method type to HtmlWwbpackPlugin class definitoin (8b7255f), closes jantimon#​1244
• rename contenthash to templatehash (4c11c5d)
• Repair typings (#​1166) (f4cb241)
• small type. minifcation instead of minification (#​1154) (56037a6)
• Use src/index.ejs by default if present (#​1167) (c27e5e4)
• chunksorter: Don't sort chunks by default (22fb03f)
• loader: switch to loaderUtils.getOptions (a0a0f0d)
• README: adds a link to template option documentation (f40aeae)
• tests: Upgrade webpack-recompilation-simulator (dfe1d10)
• Update lodash to 4.17.10 (cc3bf49)

Code Refactoring

• Change the structure of the internal assets object (37db086)
• Changed hook names and arguments - the hook order is 'beforeAssetTagGeneration', 'alterAssetTags', 'alterAssetTagGroups', 'afterTemplateExecution', 'beforeEmit', 'afterEmit' (14b4456)
• Use Webpack 4 APIs (47efdea)

Features

• add .toString implementation to htmlTags to allow easier rendering (34d8aa5)
• Add default viewport meta tag for default template (302e39e), closes #​897 #​978
• Add defer script loading (de315eb)
• Add support for relative publicPath (dbbdd81)
• Add support for tag (#​1160) (c5d4b86)
• Add support for minifying inline ES6 inside html templates (c66766c), closes #​1262
• Add support for the [contenthash] placeholder inside htm file names (ae8233a)
• Add typings to package.json (a524e8f), closes #​1132
• Allow to return async template parameters (99f9362)
• drop workaround for "Uncaught TypeError: webpack_require(...) is not a function" to be compatible with webpack 5 (15ad0d2)
• Export major version of this plugin (6ae6f48)
• merge templateParameters with default template parameters (1d66e53)
• Provide a verbose error message if html minification failed (7df269f)
• compiler: Add file dependencies (bbc07a3)
• compiler: Use a single compiler for multiple plugin instances (f29ae88)
• compiler: Use timestamps to verify cache validity (0ebcd17)
• Remove selfClosingTag (5d3d8e4)
• Remove type="text/javascript" from injected script tags (b46bf67)
• Replace jade with pug in examples (d7ec407)
• Switch from jasmine to jest (ae1f435)
• hooks: Add a helper for easier hook access (b6dec4b)
• hooks: Provide static getHook method for access to all html-webpack-plugin hooks (#​995) (82b34a1)
• Simplify element and charset attribute (55313be)
• support ES6 template string in default loader (d6b65dd), closes #​950
• Use jsdoc for static typing (a6b8d2d)
• Use webpack 4 entries api to extract asset information (342867e)
• html-tags: Add a helper to create html-tags (ee6a165)

BREAKING CHANGES

• defaults: Use src/index.ejs if no template option is set.
• defaults: The default template has now a predefined viewport meta tag
• defaults: The default meta utf-8 declaration was changed to
• hooks: Renamed beforeHtmlGeneration hook to beforeAssetTagGeneration
• hooks: Renamed beforeHtmlProcessing hook to alterAssetTags
• hooks: Renamed afterHtmlProcessing hook to beforeEmit
• hooks: The html-webpack-plugin doesn't add its hooks to the compilation object anymore
• The assets object which is used for the template parameters and inside hooks was changed. The chunks property was removed and the js and css property was converted from a string into an object { entryName: string, path: string}
• The mimetype information "text/javascript" is removed from all generated script
  tags
• Remove selfClosingTag attribute
• Template strings inside templates are now disabled by default
• Dropped support for Webpack 1 - 3
• Template variable webpack was removed
• chunksorter: Chunks aren't sorted anymore by default

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[coveralls]

Pull Request Test Coverage Report for Build 3006

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 100.0%

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Totals
Change from base Build 3004:	0.0%
Covered Lines:	106
Relevant Lines:	106

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