[HttpClient] Add Innovative Web AG (i-web) as sponsor of version 6.4/7.0

Author: nicolas-grekas

README.md

@@ -3,6 +3,18 @@ HttpClient component
 
 The HttpClient component provides powerful methods to fetch HTTP resources synchronously or asynchronously.
 
+Sponsor
+-------
+
+The HttpClient component for Symfony 6.4 is [backed][1] by [Innovative Web AG][2].
+
+Innovative Web AG (i-web) is a specialist for web, applications and the
+digitalisation of the public sector based in Switzerland. With their i-CMS,
+public authorities and institutions implement modern websites and eGovernment
+portals and offer user-friendly eServices for residents and companies.
+
+Help Symfony by [sponsoring][3] its development!
+
 Resources
 ---------
 
@@ -11,3 +23,7 @@ Resources
  * [Report issues](https://github.com/symfony/symfony/issues) and
    [send Pull Requests](https://github.com/symfony/symfony/pulls)
    in the [main Symfony repository](https://github.com/symfony/symfony)
+
+[1]: https://symfony.com/backers
+[2]: https://www.i-web.ch
+[3]: https://symfony.com/sponsor