gh-125522: Remove bare except in test_zlib.test_flushes (gh-126321) #131369

Job	Run time
Change detection / Compute changed files	8s
Docs	0s
Check if generated files are up to date	2m 2s
Check if Autoconf files are up to date	21s
Windows MSI${{ '' }}	0s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.0.15)	2m 28s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.1.7)	2m 10s
Hypothesis tests on Ubuntu	5m 22s
Address sanitizer (ubuntu-22.04)	8m 59s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.2.3)	2m 52s
Ubuntu SSL tests with OpenSSL (ubuntu-22.04, 3.3.2)	2m 11s
CIFuzz	0s
WASI / build and test	6m 37s
Thread sanitizer / Thread sanitizer	4m 44s
Thread sanitizer (free-threading) / Thread sanitizer	6m 59s
Windows / build (arm64)	2m 59s
Windows / build and test (Win32)	16m 47s
Windows (free-threading) / build (arm64)	2m 35s
Windows / build and test (x64)	15m 53s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	13m 46s
Windows (free-threading) / build and test (Win32)	24m 19s
Windows (free-threading) / build and test (x64)	23m 18s
macOS / build and test (macos-13)	8m 10s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	4m 23s
Ubuntu / build and test (ubuntu-22.04)	7m 33s
Ubuntu (free-threading) / build and test (ubuntu-22.04)	9m 28s
All required checks pass	7s
	2h 54m 11s

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