Fix 0.9.9 docs directory

Change-Id:If17ec8dbd1de435c9a0caedf4daa7ee1ebe3e5b4
Reviewed-on: https://asterix-gerrit.ics.uci.edu/c/incubator-asterixdb-site/+/18220
Reviewed-by: Ian Maxon <imaxon@uci.edu>
182 files changed