Update dependency postcss to v8.4.22 (#14714)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

package.json

@@ -83,7 +83,7 @@
     "n-readlines": "1.0.1",
     "outdent": "0.8.0",
     "please-upgrade-node": "3.2.0",
-    "postcss": "8.4.21",
+    "postcss": "8.4.22",
     "postcss-less": "6.0.0",
     "postcss-media-query-parser": "0.2.3",
     "postcss-scss": "4.0.6",

yarn.lock

@@ -5992,12 +5992,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"nanoid@npm:^3.3.4":
-  version: 3.3.4
-  resolution: "nanoid@npm:3.3.4"
+"nanoid@npm:^3.3.6":
+  version: 3.3.6
+  resolution: "nanoid@npm:3.3.6"
   bin:
     nanoid: bin/nanoid.cjs
-  checksum: 2fddd6dee994b7676f008d3ffa4ab16035a754f4bb586c61df5a22cf8c8c94017aadd360368f47d653829e0569a92b129979152ff97af23a558331e47e37cd9c
+  checksum: 7d0eda657002738aa5206107bd0580aead6c95c460ef1bdd0b1a87a9c7ae6277ac2e9b945306aaa5b32c6dcb7feaf462d0f552e7f8b5718abfc6ead5c94a71b3
   languageName: node
   linkType: hard
 
@@ -6681,14 +6681,14 @@ __metadata:
   languageName: node
   linkType: hard
 
-"postcss@npm:8.4.21":
-  version: 8.4.21
-  resolution: "postcss@npm:8.4.21"
+"postcss@npm:8.4.22":
+  version: 8.4.22
+  resolution: "postcss@npm:8.4.22"
   dependencies:
-    nanoid: ^3.3.4
+    nanoid: ^3.3.6
     picocolors: ^1.0.0
     source-map-js: ^1.0.2
-  checksum: e39ac60ccd1542d4f9d93d894048aac0d686b3bb38e927d8386005718e6793dbbb46930f0a523fe382f1bbd843c6d980aaea791252bf5e176180e5a4336d9679
+  checksum: 7473dfb7ac5b4cb03576c39d687d7fc02c826ab08af97df15b5d3970662532d44a18a0994f392a9c3658ee17c292e7a55990e586b90ca0afcc9f36df13e07029
   languageName: node
   linkType: hard
 
@@ -6802,7 +6802,7 @@ __metadata:
     outdent: 0.8.0
     path-browserify: 1.0.1
     please-upgrade-node: 3.2.0
-    postcss: 8.4.21
+    postcss: 8.4.22
     postcss-less: 6.0.0
     postcss-media-query-parser: 0.2.3
     postcss-scss: 4.0.6