chore: Fix @netlify/functions package url in registry.ts (#6549)

https://ntl-fyi/function-types is not a valid url, this commit corrects it to https://ntl.fyi/function-types.

fixes #6548

Co-authored-by: Mateusz Bocian <mrstork@users.noreply.github.com>

src/lib/functions/registry.ts

@@ -353,7 +353,7 @@ export class FunctionsRegistry {
       log(
         `${NETLIFYDEVWARN} For a better experience with TypeScript functions, consider installing the ${chalk.underline(
           TYPES_PACKAGE,
-        )} package. Refer to https://ntl-fyi/function-types for more information.`,
+        )} package. Refer to https://ntl.fyi/function-types for more information.`,
       )
     }