remote_user: root is handled in inventory file

plays/bootstrap-kodi.yml

@@ -1,7 +1,6 @@
 ---
 - hosts: bootstrap
   gather_facts: false
-  remote_user: root
   become: true
   vars:
     ansible_host_key_checking: false

plays/bootstrap-kodi2.yml

@@ -1,7 +1,6 @@
 ---
 - hosts: bootstrap
   gather_facts: false
-  remote_user: root
   become: true
   vars:
     ansible_host_key_checking: false

plays/bootstrap.yml

@@ -1,7 +1,6 @@
 ---
 - hosts: bootstrap
   gather_facts: false
-  remote_user: root
   become: true
   vars:
     ansible_host_key_checking: false

plays/nix.yml

@@ -2,7 +2,6 @@
 # This playbook works best when run with "--tags nix"
 - hosts: kodi
   gather_facts: true
-  remote_user: root
   become: true
   pre_tasks:
     - ansible.builtin.include_vars: ../vars/vault.yaml