Support i1 datatype with an experimental flag. #14813

Job	Run time
setup / setup	8s
Build Packages / Linux Release (x86_64)	15m 49s
Test AMD MI250 / test_mi250	5m 21s
Unit Test / Linux (x86_64)	2m 39s
Regression Test / test_regression_suite :: cpu_llvm_task	10m 32s
Test AMD MI300 / test_mi300	1m 51s
Regression Test / test_regression_suite :: amdgpu_rocm_mi250_gfx90a	9m 19s
Regression Test / test_models :: cpu_llvm_task	4m 40s
Test AMD W7900 / test_w7900	1m 52s
Regression Test / test_regression_suite :: amdgpu_rocm_mi300_gfx942	6m 13s
Regression Test / test_models :: amdgpu_rocm_mi250_gfx90a	7m 53s
Regression Test / test_models :: amdgpu_rocm_mi300_gfx942	2m 54s
Regression Test / test_models :: amdgpu_vulkan	1m 45s
Test Android / android_arm64	5m 57s
Test ONNX / test_onnx_models :: cpu_llvm_task	2m 56s
Test ONNX / test_onnx_ops :: cpu_llvm_sync	4m 13s
Test RISC-V 64 / riscv64	5m 7s
Test ONNX / test_onnx_ops :: amdgpu_rocm_rdna3	9m 33s
Test TensorFlow / Linux (x86_64)	1m 52s
Test ONNX / test_onnx_ops :: amdgpu_vulkan	1m 59s
	1h 42m 33s

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