docker::plugin should implecitly require Docker class

[hbenali]

Describe the Bug

When using docker::plugin an error is raised when provisioning a VM for the first time. this instruction is executed without checking whether the Docker class is called or not.

==> XXXX: Error: /Stage[main]/XXXXXXX/Docker::Plugin[XXXXXXXX/file-log-driver:2.0]/Exec[plugin enable XXXXXXXX/file-log-driver:2.0]: Could not evaluate: Could not find command 'docker'

Expected Behavior

docker::plugin should call Docker implicitly Docker class

Steps to Reproduce

Steps to reproduce the behavior:
Include docker::plugin on a puppet class

    docker::plugin {'plugin_name':}

Environment

• Puppet Version 7.21 (module version 6.0.2)
• Platform Ubuntu 22.04 (5.x)

Thanks!