Move cssnano to dev dependencies, and add postcss-sort-media-queries to postcss

package.json

@@ -22,7 +22,6 @@
 	"dependencies": {
 		"bcrypt": "^5.0.1",
 		"body-parser": "^1.19.1",
-		"cssnano": "^5.0.17",
 		"express": "^4.17.2",
 		"express-handlebars": "^6.0.2",
 		"express-mysql-session": "^2.1.7",
@@ -33,6 +32,7 @@
 	},
 	"devDependencies": {
 		"autoprefixer": "^10.4.2",
+		"cssnano": "^5.0.17",
 		"del": "^6.0.0",
 		"eslint": "^8.6.0",
 		"eslint-plugin-jest": "^25.7.0",
@@ -41,6 +41,7 @@
 		"gulp-sass": "^5.1.0",
 		"jest": "^27.4.7",
 		"jest-extended": "^1.2.0",
+		"postcss-sort-media-queries": "^4.2.1",
 		"sass": "^1.49.0"
 	}
 }