feat: editable element stats (#6382)

Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>

packages/excalidraw/constants.ts

@@ -405,3 +405,7 @@ export const EDITOR_LS_KEYS = {
  * where filename is optional and we can't retrieve name from app state
  */
 export const DEFAULT_FILENAME = "Untitled";
+
+export const STATS_PANELS = { generalStats: 1, elementProperties: 2 } as const;
+
+export const MIN_WIDTH_OR_HEIGHT = 1;