add stub entries for Panel, Thumbnail, Well removals to the migration guide

diff --git a/docs/migration.md b/docs/migration.md
index b678cb892e674eed4f3fcf96f8ee949d7ea9bdfe..298d4285318f900fa838779b966697d3fefc035e 100644 (file)
--- a/docs/migration.md
+++ b/docs/migration.md
@@ -43,6 +43,8 @@ The following components have been removed in v4.0.0.
 
 | Component | Removed from 3.x.x | 4.0.0 Equivalent |
 | --- | --- | --- |
-|  |  |  |
+| Panels |  | Cards |
+| Thumbnails |  | Cards |
+| Wells |  | Cards |
 
 ## Additional notes