revert version

Steven Silvester · Steven Silvester · commit 472120abeb02 · 2021-06-10T15:20:28.000-05:00
diff --git a/package.json b/package.json
@@ -1,5 +1,5 @@
 {
-  "version": "2021.6.10",
+  "version": "2021.5.20",
   "name": "lumino-top-level",
   "private": true,
   "workspaces": [
