build: bump postcss from 8.2.1 to 8.2.4

Bumps [postcss](https://github.com/postcss/postcss) from 8.2.1 to 8.2.4.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.2.1...8.2.4)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

yarn.lock

@@ -705,10 +705,10 @@
   resolved "https://registry.yarnpkg.com/@bazel/rollup/-/rollup-2.3.2.tgz#637c9219d75fd40469efe881057b27032aa5896c"
   integrity sha512-Eyz99eI/rsWDJws3eO2UGAmIoWmZWEzmchIBU30EoVzvQ5wqZciZ2lLOXkUIAosZsijjE1THiqCCf5gJtOmExw==
 
-"@bazel/terser@^2.3.2":
-  version "2.3.2"
-  resolved "https://registry.yarnpkg.com/@bazel/terser/-/terser-2.3.2.tgz#30f0b551f43eeafb64cb834d1f2f3e7f2ddef262"
-  integrity sha512-UasdVrMdaOEBwzNTTyWtUTH+ITQtXhV64XG6SdyWY1wWLgcgoUOiFYPN2lgXRZyKNpFezmq+CHJ5pqfYwzN3Rg==
+"@bazel/terser@^3.0.0":
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/@bazel/terser/-/terser-3.0.0.tgz#20f3d278003e3263f8bf12334336845030d4b433"
+  integrity sha512-fODzVM2je+qOQTPzPf9wV/ifT31C3FAQJ3arFzl3+u+w992L+G6gdAE3ktJp/a5zfdTeLZfS9EW0xiD9fXi3uw==
 
 "@bazel/typescript@^2.3.2":
   version "2.3.2"
@@ -10240,9 +10240,9 @@ postcss@^5.2.16:
     supports-color "^3.2.3"
 
 postcss@^8.2.1:
-  version "8.2.1"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.1.tgz#eabc5557c4558059b9d9e5b15bce7ffa9089c2a8"
-  integrity sha512-RhsqOOAQzTgh1UB/IZdca7F9WDb7SUCR2Vnv1x7DbvuuggQIpoDwjK+q0rzoPffhYvWNKX5JSwS4so4K3UC6vA==
+  version "8.2.4"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.4.tgz#20a98a39cf303d15129c2865a9ec37eda0031d04"
+  integrity sha512-kRFftRoExRVXZlwUuay9iC824qmXPcQQVzAjbCCgjpXnkdMCJYBu2gTwAaFBzv8ewND6O8xFb3aELmEkh9zTzg==
   dependencies:
     colorette "^1.2.1"
     nanoid "^3.1.20"