docs: links.md is sharing.md

docs/config.md

@@ -54,8 +54,8 @@ sharing:               # sharing env files as encrypted links
 ```
 
 More, each on its own page: [repos](repos.md) (`providers.repos`),
-[sharing env files](links.md#sharing-env-files) (`sharing`), the
-[link handler](links.md#from-the-browser-and-chat) (`linkHandler`),
+[sharing env files](sharing.md#sharing-env-files) (`sharing`), the
+[link handler](sharing.md#from-the-browser-and-chat) (`linkHandler`),
 [keybindings](keys.md#rebinding-keys) (`keybinding`) and
 [custom commands](custom-commands.md) (`customCommands`).