build(deps-dev): bump postcss from 8.3.9 to 8.4.20

[dependabot]

Bumps postcss from 8.3.9 to 8.4.20.

Release notes

Sourced from postcss's releases.

8.4.20

• Fixed source map generation for childless at-rules like @layer.

8.4.19

• Fixed whitespace preserving after AST transformations (by @​romainmenke).

8.4.18

• Fixed an error on absolute: true with empty sourceContent (by @​KingSora).

8.4.17

• Fixed Node.before() unexpected behavior (by @​romainmenke).
• Added TOC to docs (by @​muddv).

8.4.16

• Fixed Root AST migration.

8.4.15

• Fixed AST normalization after using custom parser with old PostCSS AST.

8.4.14

• Print “old plugin API” warning only if plugin was used (by @​zardoy).

8.4.13

• Fixed append() error after using .parent (by @​thecrypticace).

8.4.12

• Fixed package.funding to have same value between all PostCSS packages.

8.4.11

• Fixed Declaration#raws.value type.

8.4.10

• Fixed package.funding URL format.

8.4.9

• Fixed package.funding (by @​mondeja).

8.4.8

• Fixed end position in empty Custom Properties.

8.4.7

• Fixed Node#warn() type (by @​ybiquitous).
• Fixed comment removal in values after ,.

8.4.6

• Prevented comment removing when it change meaning of CSS.
• Fixed parsing space in last semicolon-less CSS Custom Properties.
• Fixed comment cleaning in CSS Custom Properties with space.
• Fixed throwing an error on .root access for plugin-less case.

... (truncated)

Changelog

Sourced from postcss's changelog.

8.4.20

• Fixed source map generation for childless at-rules like @layer.

8.4.19

• Fixed whitespace preserving after AST transformations (by Romain Menke).

8.4.18

• Fixed an error on absolute: true with empty sourceContent (by Rene Haas).

8.4.17

• Fixed Node.before() unexpected behavior (by Romain Menke).
• Added TOC to docs (by Mikhail Dedov).

8.4.16

• Fixed Root AST migration.

8.4.15

• Fixed AST normalization after using custom parser with old PostCSS AST.

8.4.14

• Print “old plugin API” warning only if plugin was used (by @​zardoy).

8.4.13

• Fixed append() error after using .parent (by Jordan Pittman).

8.4.12

• Fixed package.funding to have same value between all PostCSS packages.

8.4.11

• Fixed Declaration#raws.value type.

8.4.10

• Fixed package.funding URL format.

8.4.9

• Fixed package.funding (by Álvaro Mondéjar).

8.4.8

• Fixed end position in empty Custom Properties.

8.4.7

• Fixed Node#warn() type (by Masafumi Koba).
• Fixed comment removal in values after ,.

8.4.6

• Prevented comment removing when it change meaning of CSS.
• Fixed parsing space in last semicolon-less CSS Custom Properties.
• Fixed comment cleaning in CSS Custom Properties with space.
• Fixed throwing an error on .root access for plugin-less case.

... (truncated)

Commits

• 1d4c509 Release 8.4.20 version
• 905082a Add Node.js 10 to CI
• 20122e5 Fix childless at-rule map generation
• ff7e8ce Merge pull request #1801 from romainmenke/invalid-sourcemap-with-at-layer--pr...
• d585976 Fix CI
• 744b15f Update dependencies
• db935f1 invalid sourcemap with at layer
• 3cac84a Fix type tests
• 5113edb Update dependencies
• c26baf3 Release 8.4.19 version
• Additional commits viewable in compare view

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[codecov]

Codecov Report

Base: 87.80% // Head: 87.80% // No change to project coverage 👍

Coverage data is based on head (8ac5fd3) compared to base (7d4689a).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff            @@
##           develop    #1031   +/-   ##
========================================
  Coverage    87.80%   87.80%           
========================================
  Files            1        1           
  Lines           41       41           
  Branches        14       14           
========================================
  Hits            36       36           
  Misses           4        4           
  Partials         1        1           

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[dependabot]

Superseded by #1044.