add extensible DebugOptions class #4929

Job	Run time
pytester (ubuntu-22.04, 3.10, latest, core)	12m 19s
pytester (ubuntu-22.04, 3.10, latest, ops)	27m 46s
pytester (ubuntu-22.04, 3.10, nightly, core)	12m 27s
pytester (ubuntu-22.04, 3.10, nightly, ops)	26m 41s
pytester (macOS-14, 3.10, latest, core)	11m 45s
pytester (macOS-14, 3.10, latest, ops)	21m 22s
pytester (macOS-14, 3.10, nightly, core)	8m 31s
pytester (macOS-14, 3.10, nightly, ops)	20m 26s
pytester (windows-2022, 3.10, latest, core)	23m 20s
pytester (windows-2022, 3.10, nightly, core)	24m 6s
pytester (ubuntu-22.04, 3.11, latest)	22m 33s
pytester (ubuntu-22.04, 3.12, latest)	27m 54s
testing-guardian	1s
	3h 59m 11s

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