Bump postcss from 8.4.21 to 8.4.31

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.21 to 8.4.31.
- [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/8.4.21...8.4.31)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
...

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

package-lock.json

@@ -25,7 +25,7 @@
 				"eslint-config-prettier": "^8.5.0",
 				"eslint-plugin-svelte3": "^4.0.0",
 				"js-yaml": "^4.1.0",
-				"postcss": "^8.4.21",
+				"postcss": "^8.4.31",
 				"prettier": "^2.8.0",
 				"prettier-plugin-svelte": "^2.8.1",
 				"remove-markdown": "^0.5.0",
@@ -7199,10 +7199,16 @@
 			"integrity": "sha512-9MqxMH/BSJC7dnLsEMPyfN5Dvoo49IsPFYMcHw3Bcfc2kN0lpHRBSzlMSVx4HGyJ7s9B31CyBTVehWJoQ8Ctew=="
 		},
 		"node_modules/nanoid": {
-			"version": "3.3.4",
-			"resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.4.tgz",
-			"integrity": "sha512-MqBkQh/OHTS2egovRtLk45wEyNXwF+cokD+1YPf9u5VfJiRdAiRwB2froX5Co9Rh20xs4siNPm8naNotSD6RBw==",
+			"version": "3.3.7",
+			"resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.7.tgz",
+			"integrity": "sha512-eSRppjcPIatRIMC1U6UngP8XFcz8MQWGQdt1MTBQ7NaAmvXDfvNxbvWV3x2y6CdEUciCSsDHDQZbhYaB8QEo2g==",
 			"dev": true,
+			"funding": [
+				{
+					"type": "github",
+					"url": "https://github.com/sponsors/ai"
+				}
+			],
 			"bin": {
 				"nanoid": "bin/nanoid.cjs"
 			},
@@ -7597,9 +7603,9 @@
 			}
 		},
 		"node_modules/postcss": {
-			"version": "8.4.21",
-			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.21.tgz",
-			"integrity": "sha512-tP7u/Sn/dVxK2NnruI4H9BG+x+Wxz6oeZ1cJ8P6G/PZY0IKk4k/63TDsQf2kQq3+qoJeLm2kIBUNlZe3zgb4Zg==",
+			"version": "8.4.31",
+			"resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+			"integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
 			"dev": true,
 			"funding": [
 				{
@@ -7609,10 +7615,14 @@
 				{
 					"type": "tidelift",
 					"url": "https://tidelift.com/funding/github/npm/postcss"
+				},
+				{
+					"type": "github",
+					"url": "https://github.com/sponsors/ai"
 				}
 			],
 			"dependencies": {
-				"nanoid": "^3.3.4",
+				"nanoid": "^3.3.6",
 				"picocolors": "^1.0.0",
 				"source-map-js": "^1.0.2"
 			},

package.json

@@ -21,7 +21,7 @@
 		"eslint-config-prettier": "^8.5.0",
 		"eslint-plugin-svelte3": "^4.0.0",
 		"js-yaml": "^4.1.0",
-		"postcss": "^8.4.21",
+		"postcss": "^8.4.31",
 		"prettier": "^2.8.0",
 		"prettier-plugin-svelte": "^2.8.1",
 		"remove-markdown": "^0.5.0",