[dts] [V1] ixia_network/ixnet: fix bug of changing string content

[lijuan.tu at intel.com]

On Wed, 11 May 2022 14:14:15 +0800, Jun Dong <junx.dong at intel.com> wrote:
> In history patch that add OUTPUT_DIR variable into initional function to 
> fix E1101 error that instance has no member error[pylint checking]. this 
> intruduce a bug, OUTPUT_DIR was defined in subclass as a property contained 
> a string  , and when parent class initial, the OUTPUT_DIR attribute was 
> already exist and couldn't redefine again. this patch attempt to fix it 
> that  through reflection mechanism to get the value instead of using 
> the variable directly and to avoid the E1101 error.
> 
> Signed-off-by: Jun Dong <junx.dong at intel.com>


Applied, thanks