KFDTest: remove the usage global g_TestGPUFamilyId

Adjust the KFDTest for multi-gou support

Change-Id: Ib3491e3f645d35fdba6ab702d65fcc86f48d3958
Signed-off-by: shaoyunl <shaoyun.liu@amd.com>


[ROCm/ROCR-Runtime commit: b4e834ab61]

projects/rocr-runtime/tests/kfdtest/src/KFDTestMain.cpp

@@ -54,6 +54,7 @@ int g_TestNodeId;
 int g_TestDstNodeId;
 bool g_IsChildProcess;
 unsigned int g_TestGPUFamilyId;
+class KFDBaseComponentTest *g_baseTest;
 
 GTEST_API_ int main(int argc, char **argv) {
     // Default values for run parameters