Added missing include for debugger build. (#2586)
Added missing include for debugger build. (#2586)

In certain platforms the explicit include of 'sys/socket.h' is needed,
e.g.: TizenRT.

JerryScript-DCO-1.0-Signed-off-by: László Langó llango.u-szeged@partner.samsung.com
jerryscript-project/jerryscript,gabrielschulhof/jerryscript,bzsolt/jerryscript,bzsolt/jerryscript,gabrielschulhof/jerryscript,bzsolt/jerryscript,jerryscript-project/jerryscript,robertsipka/jerryscript,akosthekiss/jerryscript,robertsipka/jerryscript,dbatyai/jerryscript,robertsipka/jerryscript,gabrielschulhof/jerryscript,zherczeg/jerryscript,robertsipka/jerryscript,akosthekiss/jerryscript,dbatyai/jerryscript,bzsolt/jerryscript,akosthekiss/jerryscript,dbatyai/jerryscript,akosthekiss/jerryscript,dbatyai/jerryscript,zherczeg/jerryscript,zherczeg/jerryscript,zherczeg/jerryscript,dbatyai/jerryscript,robertsipka/jerryscript,gabrielschulhof/jerryscript,jerryscript-project/jerryscript,bzsolt/jerryscript,jerryscript-project/jerryscript,gabrielschulhof/jerryscript,akosthekiss/jerryscript,jerryscript-project/jerryscript,robertsipka/jerryscript,zherczeg/jerryscript