fix(deps): update dependency postcss to v8.4.17

Author: renovate[bot]

app/package.json

@@ -17,7 +17,7 @@
     "graphql": "16.6.0",
     "javascript-time-ago": "2.5.7",
     "next": "12.3.1",
-    "postcss": "8.4.16",
+    "postcss": "8.4.17",
     "react": "17.0.2",
     "react-dom": "17.0.2",
     "tailwindcss": "3.1.8",

yarn.lock

@@ -4017,10 +4017,10 @@ [email protected]:
     picocolors "^1.0.0"
     source-map-js "^1.0.2"
 
-[email protected].16, postcss@^8.4.14:
-  version "8.4.16"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.16.tgz#33a1d675fac39941f5f445db0de4db2b6e01d43c"
-  integrity sha512-ipHE1XBvKzm5xI7hiHCZJCSugxvsdq2mPnsq5+UF+VHCjiBvtDrlxJfMBToWaP9D5XlgNmcFGqoHmUn0EYEaRQ==
+[email protected].17, postcss@^8.4.14:
+  version "8.4.17"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.17.tgz#f87863ec7cd353f81f7ab2dec5d67d861bbb1be5"
+  integrity sha512-UNxNOLQydcOFi41yHNMcKRZ39NeXlr8AxGuZJsdub8vIb12fHzcq37DTU/QtbI6WLxNg2gF9Z+8qtRwTj1UI1Q==
   dependencies:
     nanoid "^3.3.4"
     picocolors "^1.0.0"