RHV: remove redundant messages "Filter already present for NIC ..." from libvirt logs

Solution Verified - Updated 2024-06-14T01:47:40+00:00 -

Issue

Red Hat Virtualization 4.3 (RHV 4.3)
RHEL 7.7

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Here are the common uses of Markdown.

Code blocks

~~~
Code surrounded in tildes is easier to read
~~~

Links/URLs

[Red Hat Customer Portal](https://access.redhat.com)