Updated 'core'.

Signed-off-by: Roland Haeder <roland@mxchange.org>

diff --git a/core b/core
index 925de61d0c6e97459a30df160ab88daeab74b795..7a04a994e89aaa587b9163b5a0e37a9c00443408 160000 (submodule)
--- a/core
+++ b/core
@@ -1 +1 @@
-Subproject commit 925de61d0c6e97459a30df160ab88daeab74b795
+Subproject commit 7a04a994e89aaa587b9163b5a0e37a9c00443408