Print the hip error name string instead of the hip status integer for better clarity of a hip failure occurs (#181)

src/rocdecode/roc_decoder.h

@@ -37,7 +37,7 @@ THE SOFTWARE.
 #define CHECK_HIP(call) {\
     hipError_t hip_status = call;\
     if (hip_status != hipSuccess) {\
-        std::cout << "HIP failure: " << #call << " failed with 'status# " << hip_status << "' at " <<  __FILE__ << ":" << __LINE__ << std::endl;\
+        std::cout << "HIP failure: " << #call << " failed with 'status: " << hipGetErrorName(hip_status) << "' at " <<  __FILE__ << ":" << __LINE__ << std::endl;\
         return ROCDEC_RUNTIME_ERROR;\
     }\
 }