Update product_docs/docs/pgd/5.7/reference/functions-internal.mdx

Co-authored-by: Dj Walker-Morgan <[email protected]>

Author: eatonphil

product_docs/docs/pgd/5.7/reference/functions-internal.mdx

@@ -179,7 +179,7 @@ database. The node can be either:
 -   A remote node, in which case it removes only metadata for that specific node.
 
 !!! Important When to use `bdr.drop_node()`
-It is not necessary to use `bdr.drop_node()` to drop node metadata just for the sake of reusing node names. PGD can reuse existing node names providing the node name belongs to a node in a `PARTED` state. Use `bdr.part_node()` to remove the original node and place it in a `PARTED` state.
+It is not necessary to use `bdr.drop_node()` to drop node metadata just to reuse node names. PGD 5 and later can reuse existing node names as long as the node name in question belongs to a node in a `PARTED` state. Instead of dropping the node, use `bdr.part_node()` to remove the original node and place it in a `PARTED`.
 
 Use of this internal function is limited to: