This PR introduces the support for the SPIR-V extension `SPV_INTEL_tensor_float32_conversion` and the corresponding OpenCL extension `cl_intel_tensor_float32_conversions`. This extension introduces a rounding instruction that converts standard 32-bit floating-point values to the TensorFloat32 (TF32) format. Reference Specification: https://github.com/KhronosGroup/SPIRV-Registry/blob/main/extensions/INTEL/SPV_INTEL_tensor_float32_conversion.asciidoc