Fix comments about bindep.txt

We now use bindep.txt instead of other-requirements.txt. Fix two
comments.

Change-Id: I6792b918b5202555745ae9afb6e99b559bd0b6e2

jenkins/data/bindep-fallback.txt

@@ -1,6 +1,6 @@
 # This is the fallback list for packages to install. Do not add
 # additional packages here. Repositories should use bindep and create
-# their own other-requirements.txt files if the list below is not
+# their own bindep.txt files if the list below is not
 # working for them.
 
 ant

jenkins/jobs/macros.yaml

@@ -765,7 +765,7 @@
     builders:
       - shell: |
           #!/bin/bash -xe
-          # use the fallback list instead of existing other-requirements.txt
+          # use the fallback list instead of existing bindep.txt
           export PACKAGES=/usr/local/jenkins/common_data/bindep-fallback.txt
           if [ "$ZUUL_PROJECT" == "openstack-infra/bindep" ] ; then
               # if testing a change to bindep, use its entrypoint