Improve 2 NVML-related tests (#1542)

Author: mdboom

cuda_bindings/tests/nvml/test_gpu.py

@@ -35,7 +35,7 @@ def test_gpu_get_platform_info(all_devices):
         with unsupported_before(device, None):
             platform_info = nvml.device_get_platform_info(device)
 
-        assert isinstance(platform_info, nvml.PlatformInfo_v2)
+        assert isinstance(platform_info, (nvml.PlatformInfo_v1, nvml.PlatformInfo_v2))
 
 
 # TODO: Test APIs related to GPU instances, which require specific hardware and root

cuda_core/tests/system/test_system_device.py

@@ -640,8 +640,6 @@ def test_fan():
                 assert isinstance(min_, int)
                 assert isinstance(max_, int)
                 assert min_ <= max_
-                if speed > 0:
-                    assert min_ <= speed <= max_
 
                 control_policy = fan_info.control_policy
                 assert isinstance(control_policy, system.FanControlPolicy)