message: docs: remove `entryComponent` from deprecated list
  This has been removed in
  PR Close
diff: @@ -463,7 +463,6 @@ This section contains a complete list all of the currently deprecated CLI flags.
  | API/Option | May be removed in | Notes |
  | ------------------------------- | ----------------- |-------------------------------------------------------------------------------- |
  -| `entryComponent` | <!--v9--> v12 | No longer needed with Ivy. |
  | `lintFix` | <!--v11--> v12 | Deprecated as part of TSLint deprecation. |
  {@a removed}
  