Bump helmet from 3.16.0 to 4.4.1

[dependabot-preview]

Bumps helmet from 3.16.0 to 4.4.1.

Changelog

Sourced from helmet's changelog.

4.4.1 - 2021-01-18

Changed

• Shrink the published package by about 2.5 kB

4.4.0 - 2021-01-17

Added

• helmet.originAgentCluster: a new middleware for the Origin-Agent-Cluster middleware, disabled by default

4.3.1 - 2020-12-27

Fixed

• helmet.contentSecurityPolicy: broken TypeScript types. See #283

4.3.0 - 2020-12-27

Added

• helmet.contentSecurityPolicy: setting the default-src to helmet.contentSecurityPolicy.dangerouslyDisableDefaultSrc disables it

Changed

• helmet.frameguard: slightly improved error messages for non-strings

4.2.0 - 2020-11-01

Added

• helmet.contentSecurityPolicy: get the default directives with contentSecurityPolicy.getDefaultDirectives()

Changed

• helmet() now supports objects that don't have Object.prototype in their chain, such as Object.create(null), as options
• helmet.expectCt: max-age is now first. See #264

4.1.1 - 2020-09-10

Changed

• Fixed a few errors in the README

4.1.0 - 2020-08-15

Added

• helmet.contentSecurityPolicy:

... (truncated)

Commits

• 77bf87b 4.4.1
• a066a91 Update changelog for 4.4.1 release
• 3333caa Add "everything is disabled" test
• 8b62b6d Don't collect coverage from /dist/
• df44193 Content-Security-Policy: remove some minor duplication
• 49a0d8c Add basic code coverage requirements
• 0512673 Test that Origin-Agent-Cluster is missing from default
• 90145ac Remove CONTRIBUTING.md and CODE_OF_CONDUCT.md from published package
• e1b6f33 "Minify" middleware package's package.json
• 2919824 To save some bytes, switch from files to .npmignore
• Additional commits viewable in compare view

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[dependabot-preview]

Superseded by #233.