fix(bootstrap): add missing --best flag to RHEL dnf commands

roles/bootstrap/tasks/rhel.yml

@@ -13,7 +13,7 @@
   block:
     - name: Install base packages in chroot environment
       ansible.builtin.command: >-
-        dnf --releasever={{ os_version_major }} {{ _rhel_repos }}
+        dnf --releasever={{ os_version_major }} --best {{ _rhel_repos }}
         --installroot=/mnt
         --setopt=install_weak_deps=False --setopt=optional_metadata_types=filelists
         groupinstall -y {{ _rhel_groups }}
@@ -51,7 +51,7 @@
 
     - name: Install additional packages in chroot
       ansible.builtin.command: >-
-        {{ chroot_command }} dnf --releasever={{ os_version_major }}
+        {{ chroot_command }} dnf --releasever={{ os_version_major }} --best
         --setopt=install_weak_deps=False install -y {{ _rhel_extra }}
       register: bootstrap_result
       changed_when: bootstrap_result.rc == 0