fix: make check_ie_sample and move_old_logs services usable

files/usr/local/bin/move_old_logs.sh

files/usr/local/lib/systemd/system/move_old_logs.timer

tasks/install_move_logs.yml

tasks/install_subapp.yml

...s/usr/local/lib/systemd/system/check_ie_sample.service.j2

...tes/usr/local/lib/systemd/system/check_ie_sample.timer.j2

...s/usr/local/lib/systemd/system/move_old_logs_@.service.j2

vars/stichprobe.vault.example