tdf#153362 oox: remove dead link from ooxml-export-notes.txt

Change-Id: Iccb91f586bdbd2533f7684a9ef0307d8e492a7a6
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/149627
Tested-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org>
Reviewed-by: Ilmari Lauhakangas <ilmari.lauhakangas@libreoffice.org>
diff --git a/oox/source/export/ooxml-export-notes.txt b/oox/source/export/ooxml-export-notes.txt
index 36c42fc..1da7ffd 100644
--- a/oox/source/export/ooxml-export-notes.txt
+++ b/oox/source/export/ooxml-export-notes.txt
@@ -20,7 +20,6 @@ OOXML generally
---------------

- http://www.ecma-international.org/publications/standards/Ecma-376.htm
- http://www.asahi-net.or.jp/~eb2m-mrt/ooxml/dependencies.html

Related modules
---------------