docs: ignore documentation warnings
docs: ignore documentation warnings

There are warnings from the dependencies that we use which we can't fix
it. For this reason we need to turn off warnings in order to build
documentation.

Signed-off-by: André Martins <bc9800b9d52a24cce72a73dd528afed53f10e5fc@cilium.io>

scanf/cilium,scanf/cilium,tgraf/cilium,tgraf/cilium,michi-covalent/cilium,tklauser/cilium,scanf/cilium,michi-covalent/cilium,tklauser/cilium,scanf/cilium,cilium-team/cilium,tgraf/cilium,tgraf/cilium,scanf/cilium,tklauser/cilium,tgraf/cilium,scanf/cilium,cilium/cilium,cilium/cilium,tklauser/cilium,cilium-team/cilium,scanf/cilium,michi-covalent/cilium,cilium/cilium,cilium/cilium,tgraf/cilium,tklauser/cilium,michi-covalent/cilium,michi-covalent/cilium,cilium/cilium