net: lwm2m: read past not supported TLV resources
net: lwm2m: read past not supported TLV resources

During transfer of object data via OMA TLV format, we can
encounter resources which are optional or not handled in base
LwM2M engine.  When these resources cannot be handled let's
read past them and continue on.

Signed-off-by: Michael Scott <a17fed27eaa842282862ff7c1b9c8395a26ac320@foundries.io>

kraj/zephyr,nashif/zephyr,finikorg/zephyr,Vudentz/zephyr,punitvara/zephyr,ldts/zephyr,kraj/zephyr,GiulianoFranchetto/zephyr,nashif/zephyr,ldts/zephyr,GiulianoFranchetto/zephyr,zephyrproject-rtos/zephyr,punitvara/zephyr,GiulianoFranchetto/zephyr,GiulianoFranchetto/zephyr,galak/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,nashif/zephyr,Vudentz/zephyr,punitvara/zephyr,finikorg/zephyr,galak/zephyr,kraj/zephyr,explora26/zephyr,kraj/zephyr,finikorg/zephyr,zephyrproject-rtos/zephyr,explora26/zephyr,explora26/zephyr,finikorg/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,ldts/zephyr,ldts/zephyr,galak/zephyr,punitvara/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,finikorg/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,Vudentz/zephyr,explora26/zephyr,punitvara/zephyr,kraj/zephyr,ldts/zephyr,explora26/zephyr,Vudentz/zephyr,galak/zephyr