Minor reduction cleanups #1961

Job	Run time
build-and-test / cmake-linux-armhf	1m 17s
build-and-test / cmake-linux-aarch64	1m 39s
build-and-test / cmake-linux-x86_64	1m 25s
build-and-test / bazel-linux-x86_64-gcc-9	56s
build-and-test / cmake-windows-x64	4m 55s
build-and-test / cmake-windows-arm64	3m 59s
build-and-test / cmake-macos-arm64	1m 26s
build-and-test / cmake-linux-riscv64-rvv	2m 6s
build-and-test / bazel-linux-x86_64-clang-18	1m 12s
build-and-test / cmake-linux-riscv64	4m 34s
build-and-test / cmake-windows-x86	4m 50s
build-and-test / cmake-ios-x86_64	6m 18s
build-and-test / cmake-android (armv7)	1m 25s
build-and-test / bazel-linux-aarch64-clang18	1m 4s
build-and-test / cmake-android (arm64)	1m 34s
build-and-test / cmake-android (x86)	1m 30s
build-and-test / bazel-linux-aarch64-sme2-qemu	2m 54s
build-and-test / bazel-linux-aarch64-gcc13	55s
build-and-test / cmake-ios-arm64	2m 41s
	46m 40s

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