Excluded master and develop from release imports. Reduced 404 error t…

…o warning. (#1550)

core/githubhelper.py

@@ -311,9 +311,7 @@ def get_libraries_json(self, repo_slug: str, tag: str = "master"):
         # This usually happens because the library does not have a `meta/libraries.json`
         # in the requested tag. More likely to happen with older versions of libraries.
         except requests.exceptions.HTTPError:
-            self.logger.exception(
-                "get_library_metadata_failed", repo=repo_slug, url=url
-            )
+            self.logger.warning(f"get_library_metadata_failed {repo_slug=}, {url=}")
             return None
         else:
             return response.json()

versions/tasks.py

@@ -75,7 +75,7 @@ def import_versions(
 def import_release_notes():
     """Imports release notes from the existing rendered
     release notes in the repository."""
-    for version in Version.objects.active():
+    for version in Version.objects.exclude(name__in=["master", "develop"]).active():
         store_release_notes_task.delay(str(version.pk))
     store_release_notes_in_progress_task.delay()