proxmox_template: small refactor in get_template() (#8516)
* proxmox_template: small refactor in get_template()
* add changelog frag
* Update plugins/modules/proxmox_template.py
Co-authored-by: Felix Fontein <felix@fontein.de>
* rename function as per PR suggestion
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Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit 70c8042c99)
Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>
