build(deps-dev): bump postcss from 8.4.38 to 8.4.42

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.38 to 8.4.42.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.38...8.4.42)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

yarn.lock

@@ -3103,10 +3103,10 @@ perfect-debounce@^1.0.0:
   resolved "https://registry.yarnpkg.com/perfect-debounce/-/perfect-debounce-1.0.0.tgz#9c2e8bc30b169cc984a58b7d5b28049839591d2a"
   integrity sha512-xCy9V055GLEqoFaHoC1SoLIaLmWctgCUaBaWxDZ7/Zx4CTyX7cJQLJOok/orfjZAh9kEYpjJa4d0KcJmCbctZA==
 
-picocolors@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.0.tgz#cb5bdc74ff3f51892236eaf79d68bc44564ab81c"
-  integrity sha512-1fygroTLlHu66zi26VoTDv8yRgm0Fccecssto+MhsZ0D/DGW2sm8E8AjW7NU5VVTRt5GxbeZ5qBuJr+HyLYkjQ==
+picocolors@^1.0.0, picocolors@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/picocolors/-/picocolors-1.0.1.tgz#a8ad579b571952f0e5d25892de5445bcfe25aaa1"
+  integrity sha512-anP1Z8qwhkbmu7MFP5iTt+wQKXgwzf7zTyGlcdzabySa9vd0Xt392U0rVmz9poOaBj0uHJKyyo9/upk0HrEQew==
 
 picomatch@^2.0.4, picomatch@^2.2.1, picomatch@^2.3.1:
   version "2.3.1"
@@ -3191,12 +3191,12 @@ postcss@8.4.31:
     source-map-js "^1.0.2"
 
 postcss@^8, postcss@^8.4.23:
-  version "8.4.38"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.38.tgz#b387d533baf2054288e337066d81c6bee9db9e0e"
-  integrity sha512-Wglpdk03BSfXkHoQa3b/oulrotAkwrlLDRSOb9D0bN86FdRyE9lppSp33aHNPgBa0JKCoB+drFLZkQoRRYae5A==
+  version "8.4.42"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.42.tgz#0954e9b075f961fb2790d6b807b1f24e7334dbea"
+  integrity sha512-hywKUQB9Ra4dR1mGhldy5Aj1X3MWDSIA1cEi+Uy0CjheLvP6Ual5RlwMCh8i/X121yEDLDIKBsrCQ8ba3FDMfQ==
   dependencies:
     nanoid "^3.3.7"
-    picocolors "^1.0.0"
+    picocolors "^1.0.1"
     source-map-js "^1.2.0"
 
 prelude-ls@^1.2.1: