Revert "Merge PR #5886: fix(robomp): defer rate-limited submissions (@roboomp)"

This reverts commit 81102634c8, reversing
changes made to 5c9b5f7b64.

python/robomp/tests/test_queue_dispatch.py

@@ -92,61 +92,3 @@ async def test_dispatch_pr_synchronize_is_noop(
     await _make_pool(settings, db)._dispatch(_pr_row("synchronize"))  # noqa: SLF001
 
     assert called is False
-
-
-@pytest.mark.asyncio
-async def test_claim_promotes_deferred_submission_after_window_frees(settings: Settings, db: Database) -> None:
-    assert db.record_submission(delivery_id="accepted", login="alice", repo="octo/widget")
-    assert db.defer_submission_event(
-        delivery_id="deferred",
-        event_type="issues",
-        login="alice",
-        repo="octo/widget",
-        issue_key="octo/widget#8",
-        payload={"action": "opened", "issue": {"number": 8}},
-        cap=1,
-        reason="rate limit",
-    )
-    settings.rate_limit_window_seconds = -1
-
-    row = await _make_pool(settings, db)._claim_next_unique()  # noqa: SLF001
-
-    assert row is not None
-    assert row.delivery_id == "deferred"
-    assert row.state == "running"
-
-
-@pytest.mark.asyncio
-async def test_deferred_promotion_sweep_runs_while_queue_is_busy(settings: Settings, db: Database) -> None:
-    """A sustained ordinary queue must not starve deferred events forever.
-
-    The empty-queue path never fires when `claim_next_event` keeps returning
-    work, so the independent sweep is the only thing that re-admits a deferred
-    submission after its rolling window frees.
-    """
-    # Ordinary queued work for another issue keeps `claim_next_event` busy.
-    assert db.record_event(
-        delivery_id="busy",
-        event_type="issues",
-        repo="octo/widget",
-        issue_key="octo/widget#1",
-        payload={"action": "opened"},
-    )
-    assert db.record_submission(delivery_id="accepted", login="alice", repo="octo/widget")
-    assert db.defer_submission_event(
-        delivery_id="deferred",
-        event_type="issues",
-        login="alice",
-        repo="octo/widget",
-        issue_key="octo/widget#8",
-        payload={"action": "opened", "issue": {"number": 8}},
-        cap=1,
-        reason="rate limit",
-    )
-    settings.rate_limit_window_seconds = -1
-
-    pool = _make_pool(settings, db)
-    promoted = await pool._promote_deferred()  # noqa: SLF001
-
-    assert promoted == 1
-    assert db.get_event("deferred").state == "queued"