Update dependency postcss to ^8.4.31

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postcss (source)	^8.4.5 -> ^8.4.31

---

Release Notes

postcss/postcss (postcss)

v8.4.31

Compare Source

• Fixed \r parsing to fix CVE-2023-44270.

v8.4.30

Compare Source

• Improved source map performance (by Romain Menke).

v8.4.29

Compare Source

• Fixed Node#source.offset (by Ido Rosenthal).
• Fixed docs (by Christian Oliff).

v8.4.28

Compare Source

• Fixed Root.source.end for better source map (by Romain Menke).
• Fixed Result.root types when process() has no parser.

v8.4.27

Compare Source

• Fixed Container clone methods types.

v8.4.26

Compare Source

• Fixed clone methods types.

v8.4.25

Compare Source

• Improve stringify performance (by Romain Menke).
• Fixed docs (by @​vikaskaliramna07).

v8.4.24

Compare Source

• Fixed Plugin types.

v8.4.23

Compare Source

• Fixed warnings in TypeDoc.

v8.4.22

Compare Source

• Fixed TypeScript support with node16 (by Remco Haszing).

v8.4.21

Compare Source

• Fixed Input#error types (by Aleks Hudochenkov).

v8.4.20

Compare Source

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

v8.4.19

Compare Source

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

v8.4.18

Compare Source

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

v8.4.17

Compare Source

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

v8.4.16

Compare Source

• Fixed Root AST migration.

v8.4.15

Compare Source

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

v8.4.14

Compare Source

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

v8.4.13

Compare Source

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

v8.4.12

Compare Source

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

v8.4.11

Compare Source

• Fixed Declaration#raws.value type.

v8.4.10

Compare Source

• Fixed package.funding URL format.

v8.4.9

Compare Source

• Fixed package.funding (by Álvaro Mondéjar).

v8.4.8

Compare Source

• Fixed end position in empty Custom Properties.

---

Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR is behind base branch, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Mend Renovate. View repository job log here.