Fixed #260: k3s autocompletion is added to .bashrc only when necessary; (#262)

* Fixed #260: k3s autocompletion is added to .bashrc only when necessary;

Signed-off-by: Jon S. Stumpf <jon.stumpf@gmail.com>

* Remove Jinja template from name:

Co-authored-by: Derek Nola <derek.nola@suse.com>
Signed-off-by: Jon S. Stumpf <jon.stumpf@gmail.com>

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Signed-off-by: Jon S. Stumpf <jon.stumpf@gmail.com>
Co-authored-by: Derek Nola <derek.nola@suse.com>