gh-124958: Revert "gh-125472: Revert "gh-124958: fix asyncio.TaskGroup and _PyFuture refcycles ... #129152

Job	Run time
Change detection / Compute changed files	10s
Windows MSI${{ '' }}	0s
Check if generated files are up to date	3m 47s
Address sanitizer	9m 12s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.0.15)	1m 55s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.1.7)	2m 16s
Hypothesis tests on Ubuntu	5m 42s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.2.3)	2m 0s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.3.2)	2m 4s
CIFuzz	0s
Thread sanitizer / Thread sanitizer	4m 20s
Thread sanitizer (free-threading) / Thread sanitizer	7m 34s
WASI / build and test	6m 7s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	11m 31s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 8s
macOS / build and test (macos-13)	13m 32s
Ubuntu / build and test (ubuntu-22.04)	7m 34s
Ubuntu (free-threading) / build and test (ubuntu-22.04)	9m 22s
Windows / build (arm64)	3m 30s
Windows (free-threading) / build (arm64)	2m 43s
Windows / build and test (Win32)	15m 34s
Windows (free-threading) / build and test (Win32)	23m 50s
Windows / build and test (x64)	15m 29s
Windows (free-threading) / build and test (x64)	23m 25s
Docs / Docs	1m 40s
Docs / Docs (Oldest Sphinx)	1m 41s
Docs / Doctest	17m 30s
All required checks pass	2s
	3h 16m 38s

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