Update basic-cli docs link

Signed-off-by: Anton-4 <[email protected]>

www/content/docs.md

@@ -2,7 +2,7 @@
 
 - [builtins](/builtins) - docs for modules built into the language—`Str`, `Num`, etc.
 - [basic-webserver](https://roc-lang.github.io/basic-webserver/) - a platform for making Web servers ([source code](https://github.com/roc-lang/basic-webserver))
-- [basic-cli](/packages/basic-cli/0.15.0) - a platform for making command-line interfaces ([source code](https://github.com/roc-lang/basic-cli))
+- [basic-cli](/packages/basic-cli/0.16.0) - a platform for making command-line interfaces ([source code](https://github.com/roc-lang/basic-cli))
 - [plans](/plans) - current plans for future changes to the language
 
 In the future, a language reference will be on this page too.