typo in filename

.gitlab-ci.yml

@@ -145,7 +145,7 @@ publish_listing:
     - git fetch origin docs
     - git checkout docs
   script: 
-    - echo "Built image,Base os,R/Python,shiny-server" > image-list.csv
+    - echo "Built image,Base os,R/Python,shiny-server" > image_list.csv
     - cat image-list-fragments/*.csv >> image_list.csv
     - WHEN=$(LC_TIME="en_US.utf8" date +"%b %G")
     - sed "s/%%date%%/${WHEN}/g" source/user_guide/image_list.rst > image_list.rst