remove legacy config flag (#8397)

Author: chenmoneygithub

dspy/dsp/utils/settings.py

@@ -12,11 +12,6 @@
     rm=None,
     branch_idx=0,
     trace=[],
-    bypass_assert=False,
-    bypass_suggest=False,
-    assert_failures=0,
-    suggest_failures=0,
-    backoff_time=10,
     callbacks=[],
     async_max_workers=8,
     send_stream=None,