SWDEV-422544 - remove the check for hipDeviceAttributeUnifiedAddressing as a fixed value

Change-Id: I682eeb194903e4b74cd41597164f3622975daea6


[ROCm/hip-tests commit: 79d1fd1170]

projects/hip-tests/catch/unit/device/hipGetDeviceAttribute.cc

@@ -250,8 +250,6 @@ TEST_CASE("Unit_hipGetDeviceAttribute_CheckAttrValues") {
   HIP_CHECK(test_hipDeviceGetAttribute(deviceId,
                                        hipDeviceAttributeTexturePitchAlignment,
                                        props.texturePitchAlignment));
-  HIP_CHECK(test_hipDeviceGetAttribute(deviceId,
-                              hipDeviceAttributeUnifiedAddressing, 1/*true*/));
 }
 
 /*