build(deps-dev): bump cssnano from 4.1.10 to 5.0.6

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Bumps cssnano from 4.1.10 to 5.0.6.

Release notes

Sourced from cssnano's releases.

v5.0.5

Bug fixes

• Preserve alpha channel in color minification
• Check overlaps more exhaustively when merging rules
• Do not crash when the input CSS contains relative URLs

v5.0.4

Bug fixes

• postcss-colormin: Strict color parsing (#1122) (32771da)
• postcss-colormin: fix ERR_PACKAGE_PATH_NOT_EXPORTED (#1110) (8a31ca38796)

v5.0.2

Bug Fixes

• postcss-merge-longhand: mergeLonghand should not apply to CSS variables (#1057) (8aa64c7), closes #1051

v5.0.0

Major changes

• requires Node >= 10.13
• PostCSS 8 API, so cssnano 5 does not emit warnings when running under PostCSS 8
• updated to SVGO 2, fixing many SVG minification bugs
• updated css-value-parser and css-selector-parser, fixing many bugs

Upgrade notes

If you use the cssnano JavaScript API, you need to change your code:

• Replace cssnano.process() with cssnano().process() (notice the () after cssnano)

• pass cssnano options to cssnano() instead of process()

cssnano(cssnanoOptions).process(postcssOptions)

Bug fixes

• fix improperly discarding @font-face declarations #726
• partially fix some isues where cssnano did not combine rules when used together with postcss-nested #1004
• fix translate3d() minification #920
• fix minification of values starting with e #589, #984
• fix minification of percentage vaalues #962, #957
• fix minification of aspect-ratio #963
• fix merging of @supports rules #974
• fix sorting of longhand and shorthand properties #535
• remove vulnerable dependency and always warn with bad SVG input #1034

Commits

• eb6bc89 Publish cssnano 5.0.6
• 14c76d5 chore(dev): remove obsolete build scripts (#1145)
• 9acd6a2 fix(postcss-ordered-values): preserve columns count (#1144)
• f23108e chore(dev): replace del-cli with rimraf (#1143)
• b60f54b chore(postcss-normalize-url): bump normalize-url dependency to 6.0.1 (#1142)
• 36cef92 chore: use workspaces (#1140)
• a63dabf docs: Replace Azure Pieplines badge with Github Actions (#1139)
• 95d599f docs: Update website for 5.0.5 (#1138)
• 9b3c54f Merge pull request #1137 from cssnano/v5.05
• 6b73174 Publish cssnano 5.0.5
• Additional commits viewable in compare view

Maintainer changes

This version was pushed to npm by ludovicofischer, a new releaser for cssnano since your current version.

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