fix(flagpole): Fixes incorrect segment behavior description (#1322)

src/docs/feature-flags/flagpole.mdx

@@ -37,7 +37,7 @@ options:
 
 `segments`
 
-: A wrapper around a list of conditions, acting as a logical grouping of customers/entities to enable the feature flag for. If no segments are defined, the feature will evaluate to `True`. Segments allow you to create `OR` operations with other segments. At least one segment must evaluate to `True` for a feature to be granted.
+: A wrapper around a list of conditions, acting as a logical grouping of customers/entities to enable the feature flag for.  Segments allow you to create `OR` operations with other segments, meaning at least one segment must evaluate to `True` for a feature to be granted. If an empty segments list is provided, the feature will evaluate to `False`.
 
 ### Segments
 `conditions`