Revert "playbooks: Add workaround for Fedora Rawhide"

The DNF5 Change [1] was dropped from Fedora 39 (and Rawhide) [2] and
postponed for a later Fedora.  Therefore, there's no need for this
workaround.

This reverts commit 96791726a3.

[1] https://fedoraproject.org/wiki/Changes/ReplaceDnfWithDnf5

[2] https://pagure.io/fesco/issue/3039

https://github.com/containers/toolbox/pull/1344

playbooks/dependencies-fedora-restricted.yaml

@@ -14,11 +14,6 @@
 # limitations under the License.
 #
 
-- name: Install python3-dnf
-  become: true
-  command: dnf5 --assumeyes install python3-dnf
-  when: ansible_distribution_major_version | int >= 39
-
 - name: Ensure that subordinate group ID ranges are absent
   become: yes
   file:

playbooks/dependencies-fedora.yaml

@@ -14,11 +14,6 @@
 # limitations under the License.
 #
 
-- name: Install python3-dnf
-  become: true
-  command: dnf5 --assumeyes install python3-dnf
-  when: ansible_distribution_major_version | int >= 39
-
 - name: Install RPM packages
   become: yes
   package: