Fix FAQ link in README

Signed-off-by: Oleksandr Dubenko <oldubenko@microsoft.com>

README.md

@@ -89,4 +89,4 @@ Headlamp is released under the terms of the [Apache 2.0](./LICENSE) license.
 
 ## Frequently Asked Questions
 
-For more information about Headlamp, see the [Headlamp FAQ](./faq).
+For more information about Headlamp, see the [Headlamp FAQ](https://headlamp.dev/docs/latest/faq/).