chore(release): publish

- netlify-cms-app@2.15.19
 - netlify-cms-core@2.40.12
 - netlify-cms@2.10.139

packages/netlify-cms-core/CHANGELOG.md

@@ -3,6 +3,14 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+## [2.40.12](https://github.com/netlify/netlify-cms/tree/master/packages/netlify-cms-core/compare/netlify-cms-core@2.40.11...netlify-cms-core@2.40.12) (2021-06-10)
+
+**Note:** Version bump only for package netlify-cms-core
+
+
+
+
+
 ## [2.40.11](https://github.com/netlify/netlify-cms/tree/master/packages/netlify-cms-core/compare/netlify-cms-core@2.40.10...netlify-cms-core@2.40.11) (2021-06-01)
 
 **Note:** Version bump only for package netlify-cms-core

packages/netlify-cms-core/package.json

@@ -1,7 +1,7 @@
 {
   "name": "netlify-cms-core",
   "description": "Netlify CMS core application, see netlify-cms package for the main distribution.",
-  "version": "2.40.11",
+  "version": "2.40.12",
   "repository": "https://github.com/netlify/netlify-cms/tree/master/packages/netlify-cms-core",
   "bugs": "https://github.com/netlify/netlify-cms/issues",
   "module": "dist/esm/index.js",