Tests

gh-111178: fix UBSan failures for `gdbmobject` #136241

Job	Run time
Change detection / Compute changed files	12s
Check if generated files are up to date	5m 23s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.0.15)	2m 9s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.1.7)	2m 37s
Windows MSI${{ '' }}	0s
Check if Autoconf files are up to date	21s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.2.3)	2m 7s
Docs	0s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.3.2)	2m 22s
Ubuntu SSL tests with OpenSSL (ubuntu-24.04, 3.4.0)	2m 15s
Hypothesis tests on Ubuntu	7m 49s
Address sanitizer (ubuntu-24.04)	9m 32s
CIFuzz (address)	19m 40s
CIFuzz (undefined)	21m 6s
CIFuzz (memory)	20m 50s
WASI / build and test	5m 36s
Thread sanitizer / Thread sanitizer	5m 58s
Thread sanitizer (free-threading) / Thread sanitizer	8m 31s
Windows / build and test (arm64)	2m 19s
Windows (free-threading) / build and test (arm64)	2m 18s
Windows / build and test (Win32)	15m 58s
Windows / build and test (x64)	16m 1s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 13s
Windows (free-threading) / build and test (x64)	22m 40s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 26s
macOS / build and test (macos-13)	9m 32s
Ubuntu / build and test (ubuntu-24.04)	8m 37s
Ubuntu / build and test (ubuntu-24.04-aarch64)	9m 41s
Ubuntu (free-threading) / build and test (ubuntu-24.04)	11m 58s
Ubuntu (free-threading) / build and test (ubuntu-24.04-aarch64)	9m 44s
All required checks pass	2s
	3h 54m 57s

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