ci: bump memory

Author: danielroe

.github/workflows/ci.yml

@@ -154,6 +154,7 @@ jobs:
         run: pnpm build:test
         env:
           VALIDATE_HTML: true
+          NODE_OPTIONS: --max-old-space-size=6144
 
       - name: 🖥️ Test project (browser)
         run: pnpm test:browser:prebuilt
@@ -182,6 +183,8 @@ jobs:
 
       - name: 🏗️ Build project
         run: pnpm build:test
+        env:
+          NODE_OPTIONS: --max-old-space-size=6144
 
       - name: ♿ Accessibility audit (Lighthouse - ${{ matrix.mode }} mode)
         run: pnpm test:a11y:prebuilt