fix(veeam): update billing info

[OvhValentin]

What type of Pull Request is this?

• Update of existing guide(s)

Description

Little fix

Mandatory information

The translations in this Pull Request have been done using:

• OVHcloud integrated translation LLM
• Systran
• Other tool (specify which tool was used)
• This Pull Request didn't require any translation.

• This Pull Request can be merged as soon as possible.

• This Pull Request content should be replicated for the US OVHcloud documentation : YES/NO