Bug fix prototype for qp8 operator #719

Job	Run time
build-and-test / cmake-linux-aarch64	2m 2s
build-and-test / cmake-linux-x86_64	1m 44s
build-and-test / cmake-linux-riscv64	3m 2s
build-and-test / cmake-linux-armhf	2m 45s
build-and-test / bazel-linux-x86_64-gcc-9	3m 35s
build-and-test / cmake-ios-arm64	2m 57s
build-and-test / bazel-linux-aarch64-clang18	4m 14s
build-and-test / cmake-windows-arm64	3m 28s
build-and-test / cmake-windows-x64	4m 37s
build-and-test / cmake-linux-riscv64-rvv	5m 32s
build-and-test / cmake-ios-x86_64	6m 2s
build-and-test / bazel-linux-x86_64-clang-18	3m 50s
build-and-test / cmake-android (arm64)	2m 15s
build-and-test / cmake-macos-arm64	1m 38s
build-and-test / cmake-android (x86)	1m 37s
build-and-test / cmake-windows-x86	6m 56s
build-and-test / bazel-linux-aarch64-gcc13	4m 42s
build-and-test / cmake-android (armv7)	1m 22s
build-and-test / bazel-linux-aarch64-sme2-qemu	7m 27s
	1h 9m 45s

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