cloud-init: update nixos support patch

diff --git a/cloudinit/distros/__init__.py b/cloudinit/distros/__init__.py

index 7b83df8d..6d04de1a 100644

index 79e26235..bdc32c52 100644

--- a/cloudinit/distros/__init__.py

+++ b/cloudinit/distros/__init__.py

@@ -75,6 +75,7 @@ OSFAMILIES = {

@@ -91,6 +91,7 @@ OSFAMILIES = {

     ],

     "openeuler": ["openeuler"],

     "OpenCloudOS": ["OpenCloudOS", "TencentOS"],

 LOG = logging.getLogger(__name__)

diff --git a/cloudinit/distros/nixos.py b/cloudinit/distros/nixos.py

new file mode 100644

index 00000000..954e564b

index 00000000..67c049b8

--- /dev/null

+++ b/cloudinit/distros/nixos.py

@@ -0,0 +1,109 @@

+#    You should have received a copy of the GNU General Public License

+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.

+

+import logging

+import os

+

+from cloudinit import distros

+from cloudinit import helpers

+from cloudinit import log as logging

+from cloudinit import util

+from cloudinit import atomic_helper

+