Update playwright test

package.json

@@ -199,7 +199,7 @@
   ],
   "bin": "./script/cli.js",
   "scripts": {
-    "build": "./script/build-dist.sh && ./script/build-module.js",
+    "build": "./script/build-dist.sh && ./script/build-esm.js",
     "build+test": "npm run build && npm run test",
     "fuzz": "jazzer ./test/jazzer-fuzz-test.js --sync",
     "test": "./script/test-all.sh",

script/build-esm.js

@@ -7,7 +7,7 @@ const generateMJS = (module) => {
     let text = fs.readFileSync(src, 'utf-8');
 
     replacements.push(
-        [/const (.+?)\s*=\s*require\((.+)\)/ig, 'import $1 from $2'],
+        [/const (.+?)\s*=\s*require\(\'(.+)\'\)/ig, 'import $1 from \'$2.mjs\''],
         [/module\.exports =/ig, 'export']
     );
     replacements.forEach(rep => {