Print uncollectable objects if DEBUG_UNCOLLECTABLE mode was set

[sergey-miryanov]

Bug report

Bug description:

There was a typo, and uncollectable objects printed only if DEBUG_COLLECTABLE mode is set.
Affected main and 3.14 (183b020)

cpython/Python/gc.c

Lines 1783 to 1787 in 59acdba

	for (gc = GC_NEXT(&finalizers); gc != &finalizers; gc = GC_NEXT(gc)) {
	n++;
	if (gcstate->debug & _PyGC_DEBUG_COLLECTABLE)
	debug_cycle("uncollectable", FROM_GC(gc));
	}

CPython versions tested on:

CPython main branch

Operating systems tested on:

No response

Linked PRs

• gh-136517: Print uncollectable objects if DEBUG_UNCOLLECTABLE mode was set #136518
• [3.14] gh-136517: Print uncollectable objects if DEBUG_UNCOLLECTABLE mode was set (GH-136518) #136522