README.md: updated link to opencollective

markseuffert · bagder · commit ec70d146907e · 2023-06-02T11:29:15.000+02:00
Closes curl#11232
diff --git a/README.md b/README.md
@@ -61,7 +61,7 @@ distribution terms.
 
 ## Backers
 
-Thank you to all our backers! 🙏 [[Become a backer](https://opencollective.com/curl#backer)]
+Thank you to all our backers! 🙏 [Become a backer](https://opencollective.com/curl#section-contribute).
 
 ## Sponsors
 
