Ensure optional-chaining/nullish coalescing is included (#17429)

packages/next/build/babel/preset.ts

@@ -79,6 +79,10 @@ module.exports = (
     // In production/development this option is set to `false` so that webpack can handle import/export with tree-shaking
     modules: 'auto',
     exclude: ['transform-typeof-symbol'],
+    include: [
+      '@babel/plugin-proposal-optional-chaining',
+      '@babel/plugin-proposal-nullish-coalescing-operator',
+    ],
     ...options['preset-env'],
   }