Update dependencies, simplify workflows

Author: eemeli

.github/workflows/build.yml

@@ -5,11 +5,6 @@ on: [pull_request, push]
 jobs:
   build:
     runs-on: ubuntu-latest
-
     steps:
     - uses: actions/checkout@v4
-    - uses: ljharb/actions/node/install@main
-      name: 'nvm install lts/* && npm install'
-      with:
-        node-version: lts/*
     - run: npm run build

.github/workflows/deploy.yml

@@ -11,10 +11,6 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
-    - uses: ljharb/actions/node/install@main
-      name: 'nvm install lts/* && npm install'
-      with:
-        node-version: lts/*
     - run: npm run build
     - uses: JamesIves/github-pages-deploy-action@v4
       with:

package.json

@@ -5,7 +5,7 @@
   "scripts": {
     "start": "npm run build-loose -- --watch",
     "build": "npm run build-loose -- --strict",
-    "build-loose": "node -e 'fs.mkdirSync(\"build\", { recursive: true })' && ecmarkup --load-biblio @tc39/ecma262-biblio --verbose spec.emu build/index.html --lint-spec"
+    "build-loose": "node -e 'fs.mkdirSync(\"build\", { recursive: true })' && ecmarkup --load-biblio @tc39/ecma262-biblio --load-biblio @tc39/ecma402-biblio --verbose spec.emu build/index.html --lint-spec"
   },
   "homepage": "https://github.com/tc39/template-for-proposals#readme",
   "repository": {
@@ -14,8 +14,9 @@
   },
   "license": "MIT",
   "devDependencies": {
-    "@tc39/ecma262-biblio": "^2.1.2816",
-    "ecmarkup": "^20.0.0"
+    "@tc39/ecma262-biblio": "^2.1.2909",
+    "@tc39/ecma402-biblio": "^2.1.1190",
+    "ecmarkup": "^21.3.0"
   },
   "engines": {
     "node": ">= 18"