upgrade core with edit fix

Thomas Taschauer · Thomas Taschauer · commit 2389cd8e3a8e · 2019-12-07T13:20:19.000+01:00
diff --git a/OpenDocument.core b/OpenDocument.core
@@ -1 +1 @@
-Subproject commit c90907749da7bdc8cdce3d787c7915ed6259e59b
+Subproject commit 013a7a21065136b6df3c56215521101ce14143dd
