message: add more isa test case.
diff: using namespace torch_ipex::cpu;
  -TEST(TestDynDispAndIsaAPI, TestIsaInfo) {
  +TEST(TestDynDispAndIsaAPI, TestIsaRegs) {
  uint32_t eax = 0;
  uint32_t ebx = 0;
  uint32_t ecx = 0;
  @@ -38,6 +38,15 @@ TEST(TestDynDispAndIsaAPI, TestIsaInfo) {
  CPUFeature::get_instance().show_features();
  }
  +TEST(TestDynDispAndIsaAPI, TestIsaLevels) {
  + CPUFeature::get_instance().isa_level_amx();
  + CPUFeature::get_instance().isa_level_avx2();
  + CPUFeature::get_instance().isa_level_avx2_vnni();
  + CPUFeature::get_instance().isa_level_avx512_core();
  + CPUFeature::get_instance().isa_level_avx512_vnni();
  + CPUFeature::get_instance().isa_level_avx512_bf16();
  +}
  +
  TEST(TestDynDispAndIsaAPI, TestDynDispFunc) {
  ASSERT_STRING_EQ(CPUCapabilityToString(CPUCapability::AMX), "AMX");
  ASSERT_STRING_EQ(CPUCapabilityToString(CPUCapability::AVX2), "AVX2");
  