gh-123748: Disable HACL SIMD256 on universal builds. #124963

Job	Run time
Change detection / Compute changed files	11s
Check if generated files are up to date	5m 25s
Windows MSI${{ '' }}	0s
Address sanitizer	8m 9s
Ubuntu SSL tests with OpenSSL (3.0.15)	2m 40s
CIFuzz (address)	20m 16s
Ubuntu SSL tests with OpenSSL (3.1.7)	2m 27s
CIFuzz (undefined)	21m 5s
Ubuntu SSL tests with OpenSSL (3.2.3)	2m 29s
Ubuntu SSL tests with OpenSSL (3.3.2)	3m 19s
CIFuzz (memory)	20m 47s
Hypothesis tests on Ubuntu	6m 26s
Thread sanitizer (free-threading) / Thread sanitizer	7m 37s
Thread sanitizer / Thread sanitizer	5m 51s
WASI / build and test	6m 43s
Windows / build (arm64)	3m 6s
Windows (free-threading) / build (arm64)	3m 47s
Windows / build and test (Win32)	16m 55s
Windows (free-threading) / build and test (Win32)	24m 28s
Windows / build and test (x64)	15m 9s
Windows (free-threading) / build and test (x64)	22m 55s
macOS (free-threading) / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 48s
macOS / build and test (ghcr.io/cirruslabs/macos-runner:sonoma)	5m 14s
macOS / build and test (macos-13)	12m 57s
Ubuntu / build and test	7m 55s
Ubuntu (free-threading) / build and test	9m 27s
Docs / Docs	2m 1s
Docs / Doctest	17m 33s
Docs / Docs (Oldest Sphinx)	1m 59s
All required checks pass	3s
	4h 22m 42s

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