Replace http-server with zeit/serve. (#29101)

package.json

@@ -75,7 +75,7 @@
     "docs-lint": "npm-run-all --parallel docs-vnu docs-linkinator",
     "predocs-serve": "npm-run-all css-copy js-copy",
     "docs-serve": "hugo server --port 9001 --disableFastRender",
-    "docs-serve-only": "http-server _gh_pages -p 9001 -a localhost",
+    "docs-serve-only": "serve _gh_pages --listen 9001",
     "update-deps": "ncu -a -x karma-browserstack-launcher && npm update && cross-env-shell echo Manually update \\\"site/static/docs/$npm_package_version_short/assets/js/vendor/\\\"",
     "release": "npm-run-all dist release-sri release-zip docs-production",
     "release-sri": "node build/generate-sri.js",
@@ -125,7 +125,6 @@
     "find-unused-sass-variables": "^0.4.1",
     "glob": "^7.1.4",
     "hammer-simulator": "0.0.1",
-    "http-server": "^0.11.1",
     "hugo-bin": "^0.43.6",
     "ip": "^1.1.5",
     "jquery": "^3.4.1",
@@ -147,6 +146,7 @@
     "rollup": "^1.17.0",
     "rollup-plugin-babel": "^4.3.3",
     "rollup-plugin-node-resolve": "^5.2.0",
+    "serve": "^11.1.0",
     "shelljs": "^0.8.3",
     "shx": "^0.3.2",
     "sinon": "^7.3.2",