[3.13] gh-126083: Fix a reference leak in `asyncio.Task` when reiniti… #131104

Job	Run time
Change detection / Compute changed files	8s
Check if Autoconf files are up to date	23s
Check if generated files are up to date	2m 5s
Check if the ABI has changed	1m 20s
Docs	0s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.0.15)	2m 35s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.1.7)	2m 27s
Windows MSI${{ '' }}	0s
Hypothesis tests on Ubuntu	5m 13s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.2.3)	2m 11s
Address sanitizer	8m 11s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.3.2)	2m 26s
CIFuzz	0s
WASI / build and test	10m 28s
Thread sanitizer / Thread sanitizer	4m 26s
Thread sanitizer (free-threading) / Thread sanitizer	5m 39s
Windows / build (arm64)	3m 18s
Windows (free-threading) / build (arm64)	3m 17s
Windows / build and test (Win32)	15m 47s
Windows (free-threading) / build and test (Win32)	24m 12s
Windows / build and test (x64)	15m 10s
Windows (free-threading) / build and test (x64)	22m 0s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 15s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 50s
macOS / build and test (macos-13)	8m 44s
Ubuntu / build and test (ubuntu-22.04)	6m 56s
Ubuntu (free-threading) / build and test (ubuntu-22.04)	9m 29s
All required checks pass	4s
	2h 46m 34s

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