Also remove old inadyn repo during upgrade

src/freedombone-utils-web

@@ -511,6 +511,9 @@ function install_dynamicdns {
             echo "Removing $INSTALL_DIR/inadyn"
             rm -rf "$INSTALL_DIR/inadyn"
         fi
+        if [ -d /repos/inadyn ]; then
+            rm -rf /repos/inadyn
+        fi
     else
         # update to the next commit
         function_check set_repo_commit