Update clean-css-cli to v5.2.0 (#33144)

* Update clean-css-cli to v5.2.0

* Enable clean-css's batch flag

package.json

@@ -27,7 +27,7 @@
     "css-lint": "npm-run-all --continue-on-error --parallel css-lint-*",
     "css-lint-stylelint": "stylelint \"**/*.{css,scss}\" --cache --cache-location .cache/.stylelintcache --rd",
     "css-lint-vars": "fusv scss/ site/assets/scss/",
-    "css-minify": "cleancss -O1 --format breakWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap.min.css dist/css/bootstrap.css && cleancss -O1 --format breakWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap-grid.min.css dist/css/bootstrap-grid.css && cleancss -O1 --format breakWith=lf --source-map --source-map-inline-sources --output dist/css/bootstrap-reboot.min.css dist/css/bootstrap-reboot.css",
+    "css-minify": "cleancss -O1 --format breakWith=lf --with-rebase --source-map --source-map-inline-sources --output dist/css/ --batch --batch-suffix \".min\" \"dist/css/*.css\" \"!dist/css/*.min.css\"",
     "css-prefix": "npm-run-all --parallel css-prefix-*",
     "css-prefix-main": "postcss --config build/postcss.config.js --replace \"dist/css/*.css\" \"!dist/css/*.min.css\"",
     "css-prefix-examples": "postcss --config build/postcss.config.js --replace \"site/content/**/*.css\"",
@@ -58,7 +58,7 @@
     "docs-serve": "hugo server --port 9001 --disableFastRender",
     "docs-serve-only": "npx sirv-cli _gh_pages --port 9001",
     "lockfile-lint": "lockfile-lint --allowed-hosts npm --allowed-schemes https: --empty-hostname false --type npm --path package-lock.json",
-    "update-deps": "ncu -u -x \"clean-css-cli,jquery,karma-browserstack-launcher,sinon,terser\" && npm update && echo Manually update site/assets/js/vendor",
+    "update-deps": "ncu -u -x \"jquery,karma-browserstack-launcher,sinon,terser\" && npm update && echo Manually update site/assets/js/vendor",
     "release": "npm-run-all dist release-sri docs-build release-zip*",
     "release-sri": "node build/generate-sri.js",
     "release-version": "node build/change-version.js",
@@ -103,7 +103,7 @@
     "autoprefixer": "^10.2.4",
     "babel-plugin-istanbul": "^6.0.0",
     "bundlewatch": "^0.3.2",
-    "clean-css-cli": "^4.3.0",
+    "clean-css-cli": "^5.2.0",
     "cross-env": "^7.0.3",
     "eslint": "^7.20.0",
     "eslint-config-xo": "^0.34.0",