Clarify end result of `choice` type (#25126)

Co-authored-by: Siara <108543037+SiaraMist@users.noreply.github.com>

data/reusables/actions/inputs-vs-github-event-inputs.md

@@ -2,7 +2,7 @@
 
 {% note %}
 
-**Note**: The workflow will also receive the inputs in the `github.event.inputs` context. The information in the `inputs` context and `github.event.inputs` context is identical except that the `inputs` context preserves Boolean values as Booleans instead of converting them to strings.
+**Note**: The workflow will also receive the inputs in the `github.event.inputs` context. The information in the `inputs` context and `github.event.inputs` context is identical except that the `inputs` context preserves Boolean values as Booleans instead of converting them to strings. The `choice` type resolves to a string and is a single selectable option.
 
 {% endnote %}
 {% endif %}