Improve handling of invalid URIs in attachements

Change-Id: I6fbbb43c6e250c7041e59a55d6e62d3cbdc531b6
diff --git a/Changes b/Changes
index a7bd991..00aad71 100755
--- a/Changes
+++ b/Changes
@@ -7,6 +7,7 @@
           manager and can therefore survive URL changes. (diewald)
         - Add KorAP::XML::Krill and KorAP::XML::TEI to
           Dockerfile. (diewald)
+        - Improve handling of invalid URIs in attachements. (diewald)
 
 0.43 2021-11-05
         - New menu class that has an entry at the very end,