[test] Close comment to suppress gcc warning.

Author: awulkiew

test/formulas/inverse_cases.hpp

@@ -598,7 +598,7 @@ expected_results expected[] =
         {19987083.06974205747246742249, 90.00000000000000000000, 90.00000000000000000000, -000000.00000000078240703623, -1.00000000000000000000},
         {00000000.00000000000000000000, 0.00000000000000000000, 0.00000000000000000000, 000000.00000000000000000000, 1.00000000000000000000},
         {20020712.84987257421016693115, 180.00000000000000000000, 0.00000000000000000000, 33590.79639541531651047990, -1.00525773151080621837}
-    }
+    }*/
     // pi  = 3.1415926535897931
     // r2d = 57.295779513082323
     // commented out because of inconsistencies