kfdtest: Enable more tests on gfx802

A number of tests are no longer broken on gfx802.

Change-Id: If70c77423f8f14de59490ab8ca156b0c4e7b5cf1
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>

tests/kfdtest/src/KFDMemoryTest.cpp

@@ -432,11 +432,6 @@ TEST_F(KFDMemoryTest, AccessPPRMem) {
 // Linux OS-specific Test for registering OS allocated memory
 TEST_F(KFDMemoryTest, MemoryRegister) {
     const HsaNodeProperties *pNodeProperties = m_NodeInfo.HsaDefaultGPUNodeProperties();
-    if (isTonga(pNodeProperties)) {
-        LOG() << "Skipping test: Workaround in thunk for Tonga causes failure." << std::endl;
-        return;
-    }
-
     TEST_START(TESTPROFILE_RUNALL)
 
     int defaultGPUNode = m_NodeInfo.HsaDefaultGPUNode();