remove non-working link

Author: stoecker

.gitignore

@@ -1,6 +1,5 @@
 build/
 dist/
-images/
 test/jacoco.exec
 test/build/
 test/report/

build.xml

@@ -4,7 +4,7 @@
     <property name="plugin.author" value="Robert Scott"/>
     <property name="plugin.class" value="org.openstreetmap.josm.plugins.markseen.MarkSeenPlugin"/>
     <property name="plugin.description" value="Marks ’seen’ areas of the map"/>
-    <property name="plugin.icon" value="images/icons/24x24/markseen.svg"/>
+    <property name="plugin.icon" value="images/dialogs/markseen.svg"/>
     <property name="plugin.link" value="https://github.com/JOSM/markseen"/>
     <property name="plugin.canloadatruntime" value="true"/>
   <!-- ** include targets that all plugins have in common ** -->