Ignore when there is no software version info on DCL

Don't raise an exception when there is no software version info on DCL.
It is perfectly fine to operate such nodes. An informational message is
good enough for this case.

Author: agners

matter_server/server/ota/dcl.py

@@ -1,5 +1,6 @@
 """Handle OTA software version endpoints of the DCL."""
 
+from http import HTTPStatus
 import logging
 from typing import Any, cast
 
@@ -13,11 +14,14 @@
 
 async def _get_software_versions(vid: int, pid: int) -> Any:
     """Check DCL if there are updates available for a particular node."""
-    async with ClientSession(raise_for_status=True) as http_session:
+    async with ClientSession(raise_for_status=False) as http_session:
         # fetch the paa certificates list
         async with http_session.get(
             f"{DCL_PRODUCTION_URL}/dcl/model/versions/{vid}/{pid}"
         ) as response:
+            if response.status == HTTPStatus.NOT_FOUND:
+                return None
+            response.raise_for_status()
             return await response.json()
 
 
@@ -85,6 +89,9 @@ async def check_for_update(
 
         # Get all versions and check each one of them.
         versions = await _get_software_versions(vid, pid)
+        if versions is None:
+            LOGGER.info("There is no update information for this device on the DCL.")
+            return None
 
         all_software_versions: list[int] = versions["modelVersions"]["softwareVersions"]
         newer_software_versions = [