Remove extra print for gfx000

Removing extra print that was added for backward compatibility.

Change-Id: I12a5346708886861a6e3cd6440830e6425e647d9

rocm_agent_enumerator

@@ -271,10 +271,6 @@ def main():
     if len(target_list) == 0:
       target_list = readFromROCMINFO()
 
-    # workaround to cope with existing rocm_agent_enumerator behavior where gfx000
-    # would always be returned
-    print("gfx000")
-
   for gfx in target_list:
     print(gfx)