Update README.md

Author: kateinoigakukun

README.md

@@ -24,3 +24,13 @@ This project adheres to the [Contributor Covenant Code of
 Conduct](https://github.com/swiftwasm/.github/blob/main/CODE_OF_CONDUCT.md).
 By participating, you are expected to uphold this code. Please report
 unacceptable behavior to [email protected].
+
+
+## Sponsoring
+
+[Become a gold or platinum sponsor](https://github.com/sponsors/swiftwasm/) and contact maintainers to add your logo on our README on Github with a link to your site.
+
+
+<a href="https://www.emergetools.com/">
+  <img src="https://github.com/swiftwasm/swift/assets/11702759/6cb83079-f3e0-4749-b40d-a684fae160ad" width="30%">
+</a>