Bump postcss from 8.4.5 to 8.4.6 in /build/javascript (#1715)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.5 to 8.4.6.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/postcss/compare/8.4.5...8.4.6)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

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

build/javascript/package-lock.json

@@ -20,7 +20,7 @@
       },
       "devDependencies": {
         "cssnano": "^5.0.16",
-        "postcss": "^8.4.5",
+        "postcss": "^8.4.6",
         "postcss-cli": "^9.1.0"
       }
     },
@@ -1389,9 +1389,9 @@
       }
     },
     "node_modules/nanoid": {
-      "version": "3.1.30",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.30.tgz",
-      "integrity": "sha512-zJpuPDwOv8D2zq2WRoMe1HsfZthVewpel9CAvTfc/2mBD1uUT/agc5f7GHGWXlYkFvi1mVxe4IjvP2HNrop7nQ==",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.2.0.tgz",
+      "integrity": "sha512-fmsZYa9lpn69Ad5eDn7FMcnnSR+8R34W9qJEijxYhTbfOWzr22n1QxCMzXLK+ODyW2973V3Fux959iQoUxzUIA==",
       "dev": true,
       "bin": {
         "nanoid": "bin/nanoid.cjs"
@@ -1540,14 +1540,14 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.5",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.5.tgz",
-      "integrity": "sha512-jBDboWM8qpaqwkMwItqTQTiFikhs/67OYVvblFFTM7MrZjt6yMKd6r2kgXizEbTTljacm4NldIlZnhbjr84QYg==",
+      "version": "8.4.6",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.6.tgz",
+      "integrity": "sha512-OovjwIzs9Te46vlEx7+uXB0PLijpwjXGKXjVGGPIGubGpq7uh5Xgf6D6FiJ/SzJMBosHDp6a2hiXOS97iBXcaA==",
       "dev": true,
       "dependencies": {
-        "nanoid": "^3.1.30",
+        "nanoid": "^3.2.0",
         "picocolors": "^1.0.0",
-        "source-map-js": "^1.0.1"
+        "source-map-js": "^1.0.2"
       },
       "engines": {
         "node": "^10 || ^12 || >=14"
@@ -2469,9 +2469,9 @@
       }
     },
     "node_modules/source-map-js": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.1.tgz",
-      "integrity": "sha512-4+TN2b3tqOCd/kaGRJ/sTYA0tR0mdXx26ipdolxcwtJVqEnqNYvlCAt1q3ypy4QMlYus+Zh34RNtYLoq2oQ4IA==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
       "dev": true,
       "engines": {
         "node": ">=0.10.0"
@@ -4147,9 +4147,9 @@
       }
     },
     "nanoid": {
-      "version": "3.1.30",
-      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.30.tgz",
-      "integrity": "sha512-zJpuPDwOv8D2zq2WRoMe1HsfZthVewpel9CAvTfc/2mBD1uUT/agc5f7GHGWXlYkFvi1mVxe4IjvP2HNrop7nQ==",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.2.0.tgz",
+      "integrity": "sha512-fmsZYa9lpn69Ad5eDn7FMcnnSR+8R34W9qJEijxYhTbfOWzr22n1QxCMzXLK+ODyW2973V3Fux959iQoUxzUIA==",
       "dev": true
     },
     "node-emoji": {
@@ -4256,14 +4256,14 @@
       }
     },
     "postcss": {
-      "version": "8.4.5",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.5.tgz",
-      "integrity": "sha512-jBDboWM8qpaqwkMwItqTQTiFikhs/67OYVvblFFTM7MrZjt6yMKd6r2kgXizEbTTljacm4NldIlZnhbjr84QYg==",
+      "version": "8.4.6",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.6.tgz",
+      "integrity": "sha512-OovjwIzs9Te46vlEx7+uXB0PLijpwjXGKXjVGGPIGubGpq7uh5Xgf6D6FiJ/SzJMBosHDp6a2hiXOS97iBXcaA==",
       "dev": true,
       "requires": {
-        "nanoid": "^3.1.30",
+        "nanoid": "^3.2.0",
         "picocolors": "^1.0.0",
-        "source-map-js": "^1.0.1"
+        "source-map-js": "^1.0.2"
       }
     },
     "postcss-calc": {
@@ -4876,9 +4876,9 @@
       "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g=="
     },
     "source-map-js": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.1.tgz",
-      "integrity": "sha512-4+TN2b3tqOCd/kaGRJ/sTYA0tR0mdXx26ipdolxcwtJVqEnqNYvlCAt1q3ypy4QMlYus+Zh34RNtYLoq2oQ4IA==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.2.tgz",
+      "integrity": "sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==",
       "dev": true
     },
     "stable": {

build/javascript/package.json

@@ -15,7 +15,7 @@
   },
   "devDependencies": {
     "cssnano": "^5.0.16",
-    "postcss": "^8.4.5",
+    "postcss": "^8.4.6",
     "postcss-cli": "^9.1.0"
   },
   "snowpack": {