Add Tensor<T> helper class for tests #5043

Job	Run time
build-and-test / cmake-linux-x86_64	51m 15s
build-and-test / cmake-linux-aarch64	11m 59s
build-and-test / cmake-linux-armhf	9m 39s
build-and-test / cmake-linux-riscv64	8m 17s
build-and-test / cmake-linux-riscv64-rvv	3m 47s
build-and-test / cmake-windows-arm64	2m 7s
build-and-test / cmake-windows-x64	4m 31s
build-and-test / cmake-windows-x86	3m 38s
build-and-test / cmake-macos-arm64	4m 9s
build-and-test / cmake-android (arm64)	4m 23s
build-and-test / cmake-android (armv7)	4m 5s
build-and-test / cmake-android (x86)	4m 21s
build-and-test / cmake-ios-arm64	2m 5s
build-and-test / cmake-ios-x86_64	3m 37s
build-and-test / bazel-linux-x86_64-clang-18	13m 8s
build-and-test / bazel-linux-x86_64-gcc-9	6m 55s
build-and-test / bazel-linux-aarch64-clang18	8m 42s
build-and-test / bazel-linux-aarch64-gcc13	7m 50s
	2h 34m 28s

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