chore(deps): update dependency postcss to v8.2.9 (#263)

Co-authored-by: Renovate Bot <[email protected]>

Author: renovate[bot]

frontend/package.json

@@ -34,7 +34,7 @@
     "mini-css-extract-plugin": "1.4.0",
     "mustache": "4.2.0",
     "node-sass": "5.0.0",
-    "postcss": "8.2.8",
+    "postcss": "8.2.9",
     "postcss-loader": "4.2.0",
     "postcss-preset-env": "6.7.0",
     "preact": "10.5.13",

yarn.lock

@@ -10832,11 +10832,6 @@ nan@^2.12.1, nan@^2.13.2:
   resolved "https://registry.yarnpkg.com/nan/-/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
   integrity sha512-isWHgVjnFjh2x2yuJ/tj3JbwoHu3UC2dX5G/88Cm24yB6YopVgxvBObDY7n5xW6ExmFhJpSEQqFPvq9zaXc8Jw==
 
-nanoid@^3.1.20:
-  version "3.1.20"
-  resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.20.tgz#badc263c6b1dcf14b71efaa85f6ab4c1d6cfc788"
-  integrity sha512-a1cQNyczgKbLX9jwbS/+d7W8fX/RfgYR7lVWwWOGIPNgK2m0MWvrGF6/m4kk6U3QcFMnZf3RIhL0v2Jgh/0Uxw==
-
 nanoid@^3.1.22:
   version "3.1.22"
   resolved "https://registry.yarnpkg.com/nanoid/-/nanoid-3.1.22.tgz#b35f8fb7d151990a8aebd5aa5015c03cf726f844"
@@ -12437,13 +12432,13 @@ postcss-values-parser@^2.0.0, postcss-values-parser@^2.0.1:
     indexes-of "^1.0.1"
     uniq "^1.0.1"
 
-[email protected]:
-  version "8.2.8"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.8.tgz#0b90f9382efda424c4f0f69a2ead6f6830d08ece"
-  integrity sha512-1F0Xb2T21xET7oQV9eKuctbM9S7BC0fetoHCc4H13z0PT6haiRLP4T0ZY4XWh7iLP0usgqykT6p9B2RtOf4FPw==
+[email protected].9, postcss@^8.2.8:
+  version "8.2.9"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.9.tgz#fd95ff37b5cee55c409b3fdd237296ab4096fba3"
+  integrity sha512-b+TmuIL4jGtCHtoLi+G/PisuIl9avxs8IZMSmlABRwNz5RLUUACrC+ws81dcomz1nRezm5YPdXiMEzBEKgYn+Q==
   dependencies:
     colorette "^1.2.2"
-    nanoid "^3.1.20"
+    nanoid "^3.1.22"
     source-map "^0.6.1"
 
 postcss@^7.0.14, postcss@^7.0.17, postcss@^7.0.32, postcss@^7.0.5, postcss@^7.0.6:
@@ -12464,15 +12459,6 @@ postcss@^7.0.2:
     source-map "^0.6.1"
     supports-color "^6.1.0"
 
-postcss@^8.2.8:
-  version "8.2.9"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.9.tgz#fd95ff37b5cee55c409b3fdd237296ab4096fba3"
-  integrity sha512-b+TmuIL4jGtCHtoLi+G/PisuIl9avxs8IZMSmlABRwNz5RLUUACrC+ws81dcomz1nRezm5YPdXiMEzBEKgYn+Q==
-  dependencies:
-    colorette "^1.2.2"
-    nanoid "^3.1.22"
-    source-map "^0.6.1"
-
 [email protected]:
   version "10.5.13"
   resolved "https://registry.yarnpkg.com/preact/-/preact-10.5.13.tgz#85f6c9197ecd736ce8e3bec044d08fd1330fa019"