fix(dry-run): look for the warning in stderr output rather than stdout

Author: travi

lib/verify-auth.js

@@ -27,8 +27,8 @@ export default async function (npmrc, pkg, context) {
   //     await whoamiResult;
     publishDryRunResult.stdout.pipe(stdout, { end: false });
     publishDryRunResult.stderr.pipe(stderr, { end: false });
-    const {stdout: execaStdout} = await publishDryRunResult;
-    execaStdout.forEach((line) => {
+    const {stderr: execaStderr} = await publishDryRunResult;
+    execaStderr.forEach((line) => {
       if (line.includes("warn This command requires you to be logged in to https://registry.npmjs.org/")) {
         throw new AggregateError([new Error('no auth context')]);
       }