Fix benchmarks not building #1334

Job	Run time
Rustfmt	23s
Rustfmt	23s
clippy	1m 41s
clippy	1m 41s
coverage	3m 10s
coverage	3m 8s
Check	1m 37s
Check	1m 37s
Test Suite (self-hosted, linux, x64, intel)	3m 10s
Test Suite (self-hosted, linux, x64, intel)	3m 10s
Test Suite (ubuntu-latest-arm-8-cores, --cfg=aes_armv8)	8m 47s
Test Suite (ubuntu-latest-arm-8-cores, --cfg=aes_armv8)	8m 47s
Test Suite (self-hosted, macos, arm64, --cfg=aes_armv8)	5m 12s
Test Suite (self-hosted, macos, arm64, --cfg=aes_armv8)	5m 12s
Test Suite (macos-13, stable)	7m 47s
Test Suite (macos-13, stable)	7m 47s
Test Suite (windows-2019)	8m 51s
Test Suite (windows-2019)	8m 51s
Build library (self-hosted, linux, x64, intel, libpost.so, libpost.a, linux)	1m 38s
Build library (self-hosted, linux, x64, intel, libpost.so, libpost.a, linux)	1m 38s
Build library (ubuntu-latest-arm-8-cores, libpost.so, libpost.a, --cfg=aes_armv8, linux-arm64)	2m 41s
Build library (ubuntu-latest-arm-8-cores, libpost.so, libpost.a, --cfg=aes_armv8, linux-arm64)	2m 41s
Build library (self-hosted, macos, arm64, libpost.dylib, libpost.a, --cfg=aes_armv8, macos-m1)	3m 22s
Build library (self-hosted, macos, arm64, libpost.dylib, libpost.a, --cfg=aes_armv8, macos-m1)	3m 22s
Build library (macos-13, libpost.dylib, libpost.a, macos)	2m 21s
Build library (macos-13, libpost.dylib, libpost.a, macos)	2m 21s
Build library (windows-2019, post.dll, post.lib, windows)	4m 32s
Build library (windows-2019, post.dll, post.lib, windows)	4m 32s
Publish release	0s
Publish release	0s
	1h 50m 22s

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