Fix incorrect assertion in lit_utf8_iterator_seek.
Fix incorrect assertion in lit_utf8_iterator_seek.

JerryScript-DCO-1.0-Signed-off-by: Ruben Ayrapetyan r.ayrapetyan@samsung.com

jack60504/jerryscript,robertsipka/jerryscript,robertsipka/jerryscript,LeeHayun/jerryscript,yichoi/jerryscript,akosthekiss/jerryscript,martijnthe/jerryscript,glistening/jerryscript,zherczeg/jerryscript,loki04/jerryscript,tilmannOSG/jerryscript,slaff/jerryscript,loki04/jerryscript,akosthekiss/jerryscript,LaszloLango/jerryscript,dbatyai/jerryscript,bzsolt/jerryscript,bzsolt/jerryscript,LeeHayun/jerryscript,loki04/jerryscript,glistening/jerryscript,LaszloLango/jerryscript,gabrielschulhof/jerryscript,dbatyai/jerryscript,yichoi/jerryscript,glistening/jerryscript,martijnthe/jerryscript,gabrielschulhof/jerryscript,bsdelf/jerryscript,robertsipka/jerryscript,martijnthe/jerryscript,grgustaf/jerryscript,grgustaf/jerryscript,bsdelf/jerryscript,LeeHayun/jerryscript,gabrielschulhof/jerryscript,bsdelf/jerryscript,jack60504/jerryscript,slaff/jerryscript,martijnthe/jerryscript,jack60504/jerryscript,LaszloLango/jerryscript,bsdelf/jerryscript,akosthekiss/jerryscript,bzsolt/jerryscript,LaszloLango/jerryscript,dbatyai/jerryscript,jack60504/jerryscript,LaszloLango/jerryscript,martijnthe/jerryscript,dbatyai/jerryscript,yichoi/jerryscript,martijnthe/jerryscript,loki04/jerryscript,slaff/jerryscript,robertsipka/jerryscript,jerryscript-project/jerryscript,loki04/jerryscript,bzsolt/jerryscript,glistening/jerryscript,zherczeg/jerryscript,akosthekiss/jerryscript,grgustaf/jerryscript,slaff/jerryscript,bzsolt/jerryscript,jack60504/jerryscript,gabrielschulhof/jerryscript,gabrielschulhof/jerryscript,zherczeg/jerryscript,yichoi/jerryscript,jerryscript-project/jerryscript,slaff/jerryscript,LeeHayun/jerryscript,jack60504/jerryscript,jerryscript-project/jerryscript,robertsipka/jerryscript,zherczeg/jerryscript,bsdelf/jerryscript,grgustaf/jerryscript,jerryscript-project/jerryscript,zherczeg/jerryscript,tilmannOSG/jerryscript,LeeHayun/jerryscript,dbatyai/jerryscript,glistening/jerryscript,grgustaf/jerryscript,grgustaf/jerryscript,robertsipka/jerryscript,tilmannOSG/jerryscript,yichoi/jerryscript,jerryscript-project/jerryscript,tilmannOSG/jerryscript,glistening/jerryscript,tilmannOSG/jerryscript,bsdelf/jerryscript,akosthekiss/jerryscript,loki04/jerryscript