change line check

Author: emily-shen

packages/create-cloudflare/e2e-tests/frameworks.test.ts

@@ -390,7 +390,7 @@ const verifyBuildCfTypesScript = async (
 
 	// the file still contains the env interface
 	expect(outputFileContentPostLines).toContain(
-		`\tinterface ${envInterfaceName} {`,
+		`interface ${envInterfaceName} extends Cloudflare.Env {}`,
 	);
 };