Try to fix self-building for honoroit (fix incorrect Dockerfile path)

Hopefully fixes https://github.com/spantaleev/matrix-docker-ansible-deploy/issues/1518

roles/matrix-bot-honoroit/tasks/setup_install.yml

@@ -68,7 +68,7 @@
     force_source: "{{ matrix_bot_honoroit_git_pull_results.changed if ansible_version.major > 2 or ansible_version.minor >= 8 else omit }}"
     force: "{{ omit if ansible_version.major > 2 or ansible_version.minor >= 8 else matrix_mailer_git_pull_results.changed }}"
     build:
-      dockerfile: docker/Dockerfile
+      dockerfile: Dockerfile
       path: "{{ matrix_bot_honoroit_docker_src_files_path }}"
       pull: yes
   when: "matrix_bot_honoroit_container_image_self_build|bool"