CI: Remove workaround for upgrading from Rocky

We no longer need to cd to the kayobe repo path, since all tested
versions of kayobe support pip installation.

Change-Id: Id7b574cbc6bb5195eee16cfc8443075712ce3254

dev/functions

@@ -153,12 +153,6 @@ function environment_setup {
     source "${KAYOBE_VENV_PATH}/bin/activate"
     set -u
     source "${KAYOBE_CONFIG_SOURCE_PATH}/kayobe-env"
-    # FIXME: For upgrades to work, we must change the working directory to the kayobe
-    # source checkout. This can be removed once the previous version is based on
-    # the rocky release.
-    if [ ! -d "${KAYOBE_VENV_PATH}/share/kayobe/ansible" ]; then
-        cd "${KAYOBE_SOURCE_PATH}"
-    fi
 }
 
 function run_kayobe {