chore(deps): update dependency postcss to v8.3.0

tools/ui-components/package-lock.json

@@ -10263,22 +10263,14 @@
       "dev": true
     },
     "postcss": {
-      "version": "8.2.15",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.2.15.tgz",
-      "integrity": "sha512-2zO3b26eJD/8rb106Qu2o7Qgg52ND5HPjcyQiK2B98O388h43A448LCslC0dI2P97wCAQRJsFvwTRcXxTKds+Q==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.0.tgz",
+      "integrity": "sha512-+ogXpdAjWGa+fdYY5BQ96V/6tAo+TdSSIMP5huJBIygdWwKtVoB5JWZ7yUd4xZ8r+8Kvvx4nyg/PQ071H4UtcQ==",
       "dev": true,
       "requires": {
         "colorette": "^1.2.2",
         "nanoid": "^3.1.23",
-        "source-map": "^0.6.1"
-      },
-      "dependencies": {
-        "source-map": {
-          "version": "0.6.1",
-          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
-          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
-          "dev": true
-        }
+        "source-map-js": "^0.6.2"
       }
     },
     "postcss-flexbugs-fixes": {
@@ -12262,6 +12254,12 @@
       "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
       "dev": true
     },
+    "source-map-js": {
+      "version": "0.6.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-0.6.2.tgz",
+      "integrity": "sha512-/3GptzWzu0+0MBQFrDKzw/DvvMTUORvgY6k6jd/VS6iCR4RDTKWH6v6WPwQoUO8667uQEf9Oe38DxAYWY5F/Ug==",
+      "dev": true
+    },
     "source-map-resolve": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.3.tgz",

tools/ui-components/package.json

@@ -31,7 +31,7 @@
     "@storybook/react": "6.2.9",
     "autoprefixer": "10.2.5",
     "babel-loader": "8.2.2",
-    "postcss": "8.2.15",
+    "postcss": "8.3.0",
     "postcss-import": "14.0.2",
     "tailwindcss": "2.1.2"
   },