drivers/eth/mcux: Fix the fragment ordering in RX
drivers/eth/mcux: Fix the fragment ordering in RX

The data fragments were stored in reversed order when the RX
data was saved into network buffers. This was caused by net_pkt
changes in commit "net/net_pkt: Fully separate struct net_pkt
from struct net_buf".

Change-Id: I8ad2cfc23b2cb90896b0548eab168895b0d7421d
Signed-off-by: Jukka Rissanen <f9f077d1da4c7aa947f9864fa5a28c3588f6a45d@linux.intel.com>

sharronliu/zephyr,mbolivar/zephyr,ldts/zephyr,bboozzoo/zephyr,zephyrproject-rtos/zephyr,kraj/zephyr,fractalclone/zephyr-riscv,fractalclone/zephyr-riscv,ldts/zephyr,Vudentz/zephyr,runchip/zephyr-cc3220,rsalveti/zephyr,aceofall/zephyr-iotos,explora26/zephyr,pklazy/zephyr,GiulianoFranchetto/zephyr,runchip/zephyr-cc3220,kraj/zephyr,punitvara/zephyr,erwango/zephyr,mbolivar/zephyr,zephyriot/zephyr,ldts/zephyr,zephyriot/zephyr,pklazy/zephyr,kraj/zephyr,punitvara/zephyr,nashif/zephyr,fbsder/zephyr,Vudentz/zephyr,kraj/zephyr,fractalclone/zephyr-riscv,explora26/zephyr,punitvara/zephyr,aceofall/zephyr-iotos,fbsder/zephyr,zephyriot/zephyr,kraj/zephyr,rsalveti/zephyr,pklazy/zephyr,zephyriot/zephyr,explora26/zephyr,pklazy/zephyr,GiulianoFranchetto/zephyr,explora26/zephyr,nashif/zephyr,runchip/zephyr-cc3220,finikorg/zephyr,zephyrproject-rtos/zephyr,sharronliu/zephyr,finikorg/zephyr,zephyriot/zephyr,aceofall/zephyr-iotos,rsalveti/zephyr,fbsder/zephyr,zephyrproject-rtos/zephyr,GiulianoFranchetto/zephyr,rsalveti/zephyr,finikorg/zephyr,pklazy/zephyr,aceofall/zephyr-iotos,bigdinotech/zephyr,rsalveti/zephyr,aceofall/zephyr-iotos,sharronliu/zephyr,zephyrproject-rtos/zephyr,Vudentz/zephyr,erwango/zephyr,bigdinotech/zephyr,galak/zephyr,Vudentz/zephyr,fbsder/zephyr,bboozzoo/zephyr,nashif/zephyr,finikorg/zephyr,galak/zephyr,runchip/zephyr-cc3220,holtmann/zephyr,bigdinotech/zephyr,holtmann/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,bigdinotech/zephyr,punitvara/zephyr,holtmann/zephyr,erwango/zephyr,fractalclone/zephyr-riscv,fractalclone/zephyr-riscv,mbolivar/zephyr,fbsder/zephyr,bboozzoo/zephyr,galak/zephyr,explora26/zephyr,nashif/zephyr,finikorg/zephyr,GiulianoFranchetto/zephyr,holtmann/zephyr,Vudentz/zephyr,mbolivar/zephyr,bboozzoo/zephyr,sharronliu/zephyr,punitvara/zephyr,Vudentz/zephyr,runchip/zephyr-cc3220,erwango/zephyr,erwango/zephyr,ldts/zephyr,bboozzoo/zephyr,mbolivar/zephyr,GiulianoFranchetto/zephyr,ldts/zephyr,holtmann/zephyr,bigdinotech/zephyr,galak/zephyr,galak/zephyr,sharronliu/zephyr