net: context: Bind did not check IPv4 multicast address
net: context: Bind did not check IPv4 multicast address

If the user tried to bind to IPv4 multicast address, then the
operation failed and returned error.

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

mbolivar/zephyr,fbsder/zephyr,GiulianoFranchetto/zephyr,ldts/zephyr,finikorg/zephyr,mbolivar/zephyr,kraj/zephyr,finikorg/zephyr,kraj/zephyr,zephyriot/zephyr,punitvara/zephyr,zephyriot/zephyr,mbolivar/zephyr,punitvara/zephyr,Vudentz/zephyr,mbolivar/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,explora26/zephyr,explora26/zephyr,zephyriot/zephyr,fbsder/zephyr,GiulianoFranchetto/zephyr,Vudentz/zephyr,zephyrproject-rtos/zephyr,mbolivar/zephyr,Vudentz/zephyr,ldts/zephyr,zephyriot/zephyr,galak/zephyr,zephyrproject-rtos/zephyr,fbsder/zephyr,ldts/zephyr,nashif/zephyr,kraj/zephyr,GiulianoFranchetto/zephyr,finikorg/zephyr,galak/zephyr,nashif/zephyr,aceofall/zephyr-iotos,finikorg/zephyr,aceofall/zephyr-iotos,ldts/zephyr,aceofall/zephyr-iotos,GiulianoFranchetto/zephyr,punitvara/zephyr,punitvara/zephyr,aceofall/zephyr-iotos,kraj/zephyr,explora26/zephyr,Vudentz/zephyr,GiulianoFranchetto/zephyr,Vudentz/zephyr,nashif/zephyr,fbsder/zephyr,Vudentz/zephyr,explora26/zephyr,punitvara/zephyr,galak/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,galak/zephyr,fbsder/zephyr,ldts/zephyr,zephyriot/zephyr,kraj/zephyr,aceofall/zephyr-iotos,finikorg/zephyr,nashif/zephyr,zephyrproject-rtos/zephyr,explora26/zephyr