gh-109534: Asyncio sslproto memleak #97127

Job	Run time
Check for source changes	9s
Check if generated files are up to date	4m 46s
Address sanitizer	6m 42s
Ubuntu SSL tests with OpenSSL (1.1.1w)	1m 55s
Hypothesis tests on Ubuntu	4m 41s
Ubuntu SSL tests with OpenSSL (3.0.11)	2m 11s
CIFuzz	0s
Ubuntu SSL tests with OpenSSL (3.1.3)	1m 55s
Windows / build and test (x64)	12m 54s
Windows / build (arm64)	2m 53s
Windows / build and test (x86)	14m 29s
macOS / build and test	11m 21s
macOS (free-threaded) / build and test	13m 56s
Ubuntu / build and test	6m 36s
Windows (free-threaded) / build and test (x64)	17m 0s
Windows (free-threaded) / build (arm64)	3m 7s
Windows (free-threaded) / build and test (x86)	16m 21s
Ubuntu (free-threaded) / build and test	7m 11s
Docs / Docs (Oldest Sphinx)	1m 31s
Docs / Docs	2m 7s
Docs / Doctest	7m 18s
All required checks pass	4s
	2h 19m 7s

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