fix: set IGC as default generator prior decoding zebin

Related-To: NEO-16231, NEO-16167

Signed-off-by: Mateusz Hoppe <mateusz.hoppe@intel.com>

Author: HoppeMateusz

opencl/test/unit_test/api/cl_build_program_tests.inl

@@ -684,7 +684,7 @@ kernels:
     MultiDeviceKernel *kernel = castToObject<MultiDeviceKernel>(pKernel);
     Program *program = castToObject<Program>(pProgram);
     EXPECT_EQ(4u, program->getIndirectAccessBufferVersion());
-    EXPECT_FALSE(kernel->getKernelInfos()[1]->kernelDescriptor.kernelMetadata.isGeneratedByIgc);
+    EXPECT_TRUE(kernel->getKernelInfos()[1]->kernelDescriptor.kernelMetadata.isGeneratedByIgc);
 
     retVal = clReleaseKernel(pKernel);
     EXPECT_EQ(CL_SUCCESS, retVal);

shared/source/device_binary_format/device_binary_format_zebin.cpp

@@ -116,7 +116,7 @@ DecodeError decodeSingleZebin(ProgramInfo &dst, const SingleDeviceBinary &src, s
     }
 
     GeneratorFeatureVersions generatorFeatures = {};
-    GeneratorType generator = {};
+    GeneratorType generator = {GeneratorType::igc};
     auto ret = Zebin::validateTargetDevice(elf, src.targetDevice, outErrReason, outWarning, generatorFeatures, generator);
     if (!ret && elf.elfFileHeader->machine == Elf::ElfMachine::EM_INTELGT) {
         return DecodeError::invalidBinary;