message: corrected SUNContext return code and shortened error message
diff: @@ -60,8 +60,7 @@ Sundials::Sundials()
  #else
  int return_val = SUNContext_Create(nullptr, &context);
  #endif
  - MFEM_VERIFY(return_val == 1,
  - "Call to SUNContext_Create failed in Sundials singleton");
  + MFEM_VERIFY(return_val == 0, "Call to SUNContext_Create failed");
  }
  Sundials::~Sundials()
  