Add the directory of test262 tests to .gitignore (#1719)
Add the directory of test262 tests to .gitignore (#1719)

JerryScript-DCO-1.0-Signed-off-by: Zsolt Borbély zsborbely.u-szeged@partner.samsung.com
zherczeg/jerryscript,dbatyai/jerryscript,glistening/jerryscript,bzsolt/jerryscript,LaszloLango/jerryscript,jerryscript-project/jerryscript,yichoi/jerryscript,robertsipka/jerryscript,glistening/jerryscript,zherczeg/jerryscript,grgustaf/jerryscript,bzsolt/jerryscript,jack60504/jerryscript,yichoi/jerryscript,grgustaf/jerryscript,bsdelf/jerryscript,jerryscript-project/jerryscript,grgustaf/jerryscript,jack60504/jerryscript,grgustaf/jerryscript,gabrielschulhof/jerryscript,bsdelf/jerryscript,dbatyai/jerryscript,grgustaf/jerryscript,jerryscript-project/jerryscript,gabrielschulhof/jerryscript,jack60504/jerryscript,glistening/jerryscript,glistening/jerryscript,bsdelf/jerryscript,LaszloLango/jerryscript,jack60504/jerryscript,dbatyai/jerryscript,dbatyai/jerryscript,bsdelf/jerryscript,martijnthe/jerryscript,martijnthe/jerryscript,bzsolt/jerryscript,yichoi/jerryscript,dbatyai/jerryscript,LaszloLango/jerryscript,akosthekiss/jerryscript,gabrielschulhof/jerryscript,robertsipka/jerryscript,jerryscript-project/jerryscript,robertsipka/jerryscript,akosthekiss/jerryscript,jack60504/jerryscript,glistening/jerryscript,zherczeg/jerryscript,akosthekiss/jerryscript,martijnthe/jerryscript,yichoi/jerryscript,jack60504/jerryscript,jerryscript-project/jerryscript,yichoi/jerryscript,robertsipka/jerryscript,martijnthe/jerryscript,bsdelf/jerryscript,gabrielschulhof/jerryscript,akosthekiss/jerryscript,zherczeg/jerryscript,glistening/jerryscript,martijnthe/jerryscript,bzsolt/jerryscript,bzsolt/jerryscript,gabrielschulhof/jerryscript,grgustaf/jerryscript,LaszloLango/jerryscript,LaszloLango/jerryscript,robertsipka/jerryscript,martijnthe/jerryscript,akosthekiss/jerryscript,robertsipka/jerryscript,bsdelf/jerryscript,zherczeg/jerryscript