Add OSX condition to hardware tests for MW pieces

Author: tfcollins

test/perf/HardwareTests.m

@@ -267,6 +267,11 @@ function LTE_R4_Pluto(testCase)
 
         function LTE_R4_RFSOM(testCase)
 
+            if ismac
+                % RF SOM is not supported on OSX from MathWorks 
+                assumeFail(testCase);
+            end
+            
             %% Test configs
             Frequencies = (0.4:0.1:5).*1e9;
             DeviceTx = @()sdrtx('ADI RF SOM');