ROCm SMI Pythoc CLI: Fix division by zero fan bug

Signed-off-by: Elena Sakhnovitch <Elena.Sakhnovitch@amd.com>
Change-Id: If259ac1ad6d77ce85b2b7616d972b6e7964a9f78


[ROCm/amdsmi commit: 61cdfff562]

projects/amdsmi/python_smi_tools/rocm_smi.py

@@ -186,6 +186,9 @@ def getFanSpeed(device):
     if rsmi_ret_ok(ret, device):
         fm = fanMax.value
 
+    if fm == 0:
+        return (fl, fm) #  to prevent division by zero crash
+
     return (fl, round((float(fl) / float(fm)) * 100, 2))