Remove redundant arguments from hipMemset3D test

[ROCm/hip commit: 4272119eeb]

projects/hip/tests/src/runtimeApi/memory/hipMemset3D.cpp

@@ -24,8 +24,7 @@ THE SOFTWARE.
 
 /* HIT_START
  * BUILD: %t %s ../../test_common.cpp
- * //Small copy
- * RUN: %t -N 10    --memsetval 0x42
+ * RUN: %t
  * HIT_END
  */