Restore Debian ESP mount layout

roles/configuration/tasks/bootloader.yml

@@ -5,7 +5,11 @@
       vars:
         configuration_use_efibootmgr: "{{ is_rhel | default(false) }}"
         configuration_efi_dir: >-
-          {{ "/boot/efi" if (is_debian | default(false) or is_rhel | default(false)) else "/boot" }}
+          {{
+            "/boot/efi"
+            if (is_rhel | default(false)) or (os | lower in ["ubuntu", "ubuntu-lts"])
+            else "/boot"
+          }}
         configuration_bootloader_id: >-
           {{ "ubuntu" if os | lower in ["ubuntu", "ubuntu-lts"] else os }}
         configuration_efi_vendor: >-