Remove garbage collect batching [RHELDST-20725]

During QA testing we found a bug in the Pulp API which means that
batching will not work. This change should be removed until the bug in
the Pulp API has been resolved.

pubtools/_pulp/tasks/garbage_collect.py

@@ -1,4 +1,3 @@
-import os
 import logging
 from datetime import datetime, timedelta
 
@@ -11,8 +10,6 @@
 LOG = logging.getLogger("pubtools.pulp")
 step = PulpTask.step
 
-UNASSOCIATE_BATCH_LIMIT = int(os.getenv("PULP_GC_UNASSOCIATE_BATCH_LIMIT", "10000"))
-
 
 class GarbageCollect(PulpClientService, PulpTask):
     """Perform garbage collection on Pulp data.
@@ -99,24 +96,13 @@ def clean_all_rpm_content(self):
             LOG.info("No repos found for cleaning.")
             return
         arc_repo = clean_repos[0]
-
+        deleted_arc = list(arc_repo.remove_content(criteria=criteria))
         deleted_content = []
-
-        while True:
-            deletion_tasks = arc_repo.remove_content(
-                criteria=criteria, limit=UNASSOCIATE_BATCH_LIMIT
-            ).result()
-            arc_tasks = [t for t in deletion_tasks if t.repo_id == "all-rpm-content"]
-            for task in arc_tasks:
+        for task in deleted_arc:
+            if task.repo_id == "all-rpm-content":
                 for unit in task.units:
                     LOG.info("Old all-rpm-content deleted: %s", unit.name)
                     deleted_content.append(unit)
-
-            if not arc_tasks or any(
-                [t for t in arc_tasks if len(t.units) < UNASSOCIATE_BATCH_LIMIT]
-            ):
-                break
-
         if not deleted_content:
             LOG.info("No all-rpm-content found older than %s", arc_threshold)