fix k3s_upgrade error

Author: dbanetto

roles/k3s_upgrade/tasks/main.yml

@@ -37,7 +37,7 @@
       # even though its valid https://ansible.readthedocs.io/projects/lint/rules/inline-env-var/#correct-code
       ansible.builtin.command: # noqa inline-env-var
         cmd: /usr/local/bin/k3s-install.sh
-        environment: >-
+      environment: >-
           {{ extra_install_envs | combine({
             "INSTALL_K3S_SKIP_START": "true",
             "INSTALL_K3S_VERSION": k3s_version,