Enhancement: Add pvesh to estenrye/ansible

[estenrye]

Add Proxmox CLI to ansible image to make automating tasks against Proxmox easier.

• pvesh documentation
• Add libpve-apiclient-perl to

  slides/docker_image/Dockerfile

  Lines 19 to 28 in 44c6514

  	&& apt install -y \
  	docker-ce-cli \
  	genisoimage \
  	mkisofs \
  	packer \
  	python3 \
  	python3-pip \
  	p7zip-full \
  	sudo \
  	xorriso \

[estenrye]

Found a good article

https://www.historiantech.com/increasing-operational-efficiency-in-proxmox-with-pvesh/

[estenrye]

Still haven't found any documentation for installing pvesh.