docs: move removal of access-log option to correct section
docs: move removal of access-log option to correct section

The `access-log` option was removed in 1.8, so move it from the
"Deprecated options" section to the correct "Removed options" section in
the upgrade guide.

Signed-off-by: Tobias Klauser <9249c549618448e4c699e8032ba6c7f0d7fd4b7f@distanz.ch>

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