Retry on connection timeout (#7163)

* publish lib and retry on timeout * update changlog file * update changelog with PR link

Author: VincentBailly

CHANGELOG.md

@@ -4,6 +4,10 @@ Please add one entry in this file for each change in Yarn's behavior. Use the sa
 
 ## Master
 
+- Retries downloading a package on `yarn install` when we get a ETIMEDOUT error.
+
+[#7163](https://github.com/yarnpkg/yarn/pull/7163) - [**Vincent Bailly**](https://github.com/VincentBailly)
+
 - Implements `yarn audit --level [severity]` flag to filter the audit command's output.
 
 [#6716](https://github.com/yarnpkg/yarn/pull/6716) - [**Rogério Vicente**](https://twitter.com/rogeriopvl)

src/util/request-manager.js

@@ -301,7 +301,7 @@ export default class RequestManager {
  }
 
  // TCP timeout
- if (code === 'ESOCKETTIMEDOUT') {
+ if (code === 'ESOCKETTIMEDOUT' || code === 'ETIMEDOUT') {
  return true;
  }