package.json: remove redundant --sequential flags (ColorlibHQ#3311)

package.json

@@ -7,8 +7,8 @@
   "main": "dist/js/adminlte.min.js",
   "scripts": {
     "bundlewatch": "bundlewatch --config .bundlewatch.config.json",
-    "css": "npm-run-all --sequential css-compile css-prefix css-minify",
-    "css-all": "npm-run-all --sequential css-compile css-compile-splits css-prefix css-prefix-splits css-minify css-minify-splits",
+    "css": "npm-run-all css-compile css-prefix css-minify",
+    "css-all": "npm-run-all css-compile css-compile-splits css-prefix css-prefix-splits css-minify css-minify-splits",
     "css-compile-bash": "node-sass --importer node_modules/node-sass-package-importer/dist/cli.js --output-style expanded --source-map true --source-map-contents true --precision 6 ",
     "css-compile": "npm run css-compile-bash -- build/scss/adminlte.scss dist/css/adminlte.css",
     "css-compile-splits": "npm run css-compile-bash -- build/scss/parts -o dist/css/alt/",
@@ -25,19 +25,19 @@
     "css-lint": "stylelint \"build/scss/**/*.scss\" --cache --cache-location .cache/.stylelintcache",
     "compile": "npm-run-all --parallel js css-all",
     "dev": "npm-run-all --parallel watch sync",
-    "docs": "npm-run-all --sequential docs-prepare docs-compile",
+    "docs": "npm-run-all docs-prepare docs-compile",
     "docs-lint": "node build/npm/vnu-jar.js",
     "docs-compile": "cd docs/ && bundle exec jekyll build -d ../docs_html",
     "docs-serve": "cd docs/ && bundle exec jekyll serve",
     "docs-prepare": "node build/npm/DocsPublish.js -v",
     "postinstall": "npm run plugins",
-    "js": "npm-run-all --sequential js-compile js-minify",
+    "js": "npm-run-all js-compile js-minify",
     "js-compile": "rollup --config build/config/rollup.config.js --sourcemap",
     "js-minify": "terser --compress typeofs=false --mangle --comments \"/^!/\" --source-map \"content=dist/js/adminlte.js.map,includeSources,url=adminlte.min.js.map\" --output dist/js/adminlte.min.js dist/js/adminlte.js",
     "js-lint": "eslint --cache --cache-location .cache/.eslintcache --report-unused-disable-directives .",
     "lint": "npm-run-all --continue-on-error --parallel css-lint js-lint",
-    "production": "npm-run-all --sequential compile plugins",
-    "prepare-release": "npm-run-all --sequential production docs",
+    "production": "npm-run-all compile plugins",
+    "prepare-release": "npm-run-all production docs",
     "test": "npm-run-all lint production",
     "plugins": "node build/npm/Publish.js -v",
     "sync": "browser-sync start --server --files *.html pages/ dist/",