chore(deps): update dependency postcss to v8.3.8

tools/ui-components/package-lock.json

@@ -14533,14 +14533,22 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.3.7",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.7.tgz",
-      "integrity": "sha512-9SaY7nnyQ63/WittqZYAvkkYPyKxchMKH71UDzeTmWuLSvxTRpeEeABZAzlCi55cuGcoFyoV/amX2BdsafQidQ==",
+      "version": "8.3.8",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.8.tgz",
+      "integrity": "sha512-GT5bTjjZnwDifajzczOC+r3FI3Cu+PgPvrsjhQdRqa2kTJ4968/X9CUce9xttIB0xOs5c6xf0TCWZo/y9lF6bA==",
       "dev": true,
       "requires": {
-        "nanocolors": "^0.1.5",
+        "nanocolors": "^0.2.2",
         "nanoid": "^3.1.25",
         "source-map-js": "^0.6.2"
+      },
+      "dependencies": {
+        "nanocolors": {
+          "version": "0.2.3",
+          "resolved": "https://registry.npmjs.org/nanocolors/-/nanocolors-0.2.3.tgz",
+          "integrity": "sha512-RxGTOApG8prHMA08UBMOT6qYzcBBW2EMBv7SRBqoXg/Dqp6G3yT7kLy1tpFuYLO+5h7eajmdiIHJA8oewN58XQ==",
+          "dev": true
+        }
       }
     },
     "postcss-calc": {

tools/ui-components/package.json

@@ -38,7 +38,7 @@
     "babel-loader": "8.2.2",
     "babel-plugin-transform-react-remove-prop-types": "0.4.24",
     "cross-env": "7.0.3",
-    "postcss": "8.3.7",
+    "postcss": "8.3.8",
     "postcss-import": "14.0.2",
     "tailwindcss": "2.2.15",
     "rimraf": "3.0.2",