chore(deps): bump postcss from 8.4.21 to 8.4.31 in /docs (#3685)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Danilo Pantani <[email protected]>

docs/package.json

@@ -21,7 +21,7 @@
     "autoprefixer": "^10.4.14",
     "clsx": "^1.2.1",
     "docusaurus-plugin-image-zoom": "^0.1.1",
-    "postcss": "^8.4.21",
+    "postcss": "^8.4.31",
     "postcss-import": "^15.1.0",
     "prism-react-renderer": "^1.3.5",
     "react": "^17.0.2",

docs/yarn.lock

@@ -5302,7 +5302,7 @@ mz@^2.7.0:
     object-assign "^4.0.1"
     thenify-all "^1.0.0"
 
-nanoid@^3.3.4:
+nanoid@^3.3.6:
   version "3.3.6"
   resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.3.6.tgz#443380c856d6e9f9824267d960b4236ad583ea4c"
   integrity sha512-BGcqMMJuToF7i1rt+2PWSNVnWIkGCU78jBG3RxO/bZlnZPK2Cmi2QaffxGO/2RvWi9sL+FAiRiXMgsyxQ1DIDA==
@@ -6015,12 +6015,12 @@ postcss-zindex@^5.1.0:
   resolved "https://registry.yarnpkg.com/postcss-zindex/-/postcss-zindex-5.1.0.tgz#4a5c7e5ff1050bd4c01d95b1847dfdcc58a496ff"
   integrity sha512-fgFMf0OtVSBR1va1JNHYgMxYk73yhn/qb4uQDq1DLGYolz8gHCyr/sesEuGUaYs58E3ZJRcpoGuPVoB7Meiq9A==
 
-postcss@^8.0.9, postcss@^8.3.11, postcss@^8.4.14, postcss@^8.4.17, postcss@^8.4.19, postcss@^8.4.21:
-  version "8.4.21"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.21.tgz#c639b719a57efc3187b13a1d765675485f4134f4"
-  integrity sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==
+postcss@^8.0.9, postcss@^8.3.11, postcss@^8.4.14, postcss@^8.4.17, postcss@^8.4.19, postcss@^8.4.31:
+  version "8.4.31"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.31.tgz#92b451050a9f914da6755af352bdc0192508656d"
+  integrity sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==
   dependencies:
-    nanoid "^3.3.4"
+    nanoid "^3.3.6"
     picocolors "^1.0.0"
     source-map-js "^1.0.2"