Tests

fix thread safety of `io.StringIO.truncate` #152799

Job	Run time
Change detection / Create context from changed files	12s
Check if Autoconf files are up to date	27s
Check if generated files are up to date	5m 51s
Docs	0s
Address sanitizer (ubuntu-24.04)	12m 51s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.0.16)	4m 17s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.1.8)	4m 11s
Windows MSI${{ '' }}	0s
CIFuzz	0s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.2.4)	4m 35s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.3.3)	4m 50s
Cross build Linux	3m 58s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.4.1)	4m 42s
Hypothesis tests on Ubuntu	10m 7s
WASI / build and test	5m 47s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 24s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 28s
macOS / build and test (macos-13)	11m 36s
Windows / Build and test (arm64)	17m 10s
Windows (free-threading) / Build and test (arm64)	22m 16s
Windows / Build and test (Win32)	19m 31s
Windows / Build and test (x64)	19m 15s
Windows (free-threading) / Build and test (x64)	26m 10s
Thread sanitizer / Thread sanitizer	8m 28s
Thread sanitizer (free-threading) / Thread sanitizer	13m 18s
Ubuntu / build and test (ubuntu-24.04-arm)	9m 6s
Ubuntu / build and test (ubuntu-24.04)	13m 30s
Ubuntu (free-threading) / build and test (ubuntu-24.04)	17m 53s
Ubuntu (free-threading) / build and test (ubuntu-24.04-arm)	13m 48s
Ubuntu (bolt) / build and test (ubuntu-24.04)	19m 17s
All required checks pass	3s
	4h 42m 1s

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