Currently, swift_hash_path_suffix and swift_hash_path_prefix are placed
in user_variables.yml file however they need to be placed in
user_secrets.yml in order for pw-token-gen.py (which is run against
user_secrets.yml) to generate values for these variables correctly.
Change-Id: Ie1bdee3fbfaf627c10f654d30c9b7af67280673f
Closes-Bug: 1424979