Update lab package doc paragraph (#4196)

Co-authored-by: Fernanda Castillo <[email protected]>
Co-authored-by: Josh Wooding <[email protected]>

site/docs/components/index.mdx

@@ -22,6 +22,8 @@ Stable components do not feature an accompanying symbol in their navigation link
 
 The {meta.labsIcon} symbol denotes components that are under active development. These may not function as expected and may change due to feedback. You should exercise caution. You can find them in the `@salt-ds/lab` package.
 
+**Note:** The use of lab components not listed on the website isn't encouraged since they aren't receiving active development.
+
 ## Upcoming components
 
 Salt is under active development and new components are released on a regular basis.