Force podman_version to int

roles/float-base-docker/tasks/podman.yml

@@ -17,7 +17,7 @@
 # Try to detect which podman version we're on based on source and
 # distribution.
 - set_fact:
-    podman_version: "{{ podman_version_by_distro[float_debian_dist] }}"
+    podman_version: "{{ podman_version_by_distro[float_debian_dist] | int }}"
   when: "podman_package_source == 'debian'"
 - set_fact:
     podman_version: 4