tests/lib/nested.sh: remove netplan apparmor profile in the host

as it prevents access to ports exposed by qemu.

Author: alfonsosanchezbeato

tests/lib/nested.sh

@@ -1266,6 +1266,13 @@ nested_create_vm_service() {
     PARAM_OPT="${2:-}"
     QEMU=$(nested_qemu_name)
 
+    # On UC 26.04, the netcat apparmor profile is not allowing access to the
+    # ports exposed by qemu, remove it.
+    if os.query is-ubuntu-ge 26.04; then
+        apparmor_parser -R /etc/apparmor.d/nc.openbsd
+    fi
+    apparmor_parser -R /etc/apparmor.d/nc.openbsd || true
+
     # Now qemu parameters are defined
 
     # use only 2G of RAM for qemu-nested