test: do not use deprecated iso (ansible-collections#569)

##### SUMMARY

The iso used for the tests is now deprecated, changed to the latest
version of the system rescue iso.

tests/integration/targets/iso_info/defaults/main/main.yml

@@ -1,7 +1,7 @@
 # Copyright: (c) 2023, Hetzner Cloud GmbH <[email protected]>
 # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
 ---
-hcloud_iso_id: 551
-hcloud_iso_name: systemrescuecd-x86-5.2.2.iso
+hcloud_iso_id: 112939
+hcloud_iso_name: systemrescue-11.02-amd64.iso
 hcloud_iso_type: public
 hcloud_iso_architecture: x86