OSLCode : Fix UI inserter for string length.
OSLCode : Fix UI inserter for string length.

ImageEngine/gaffer,johnhaddon/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,boberfly/gaffer,GafferHQ/gaffer,hradec/gaffer,GafferHQ/gaffer,hradec/gaffer,ImageEngine/gaffer,andrewkaufman/gaffer,andrewkaufman/gaffer,ivanimanishi/gaffer,ivanimanishi/gaffer,appleseedhq/gaffer,boberfly/gaffer,boberfly/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,johnhaddon/gaffer,hradec/gaffer,appleseedhq/gaffer,johnhaddon/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,ivanimanishi/gaffer,andrewkaufman/gaffer,appleseedhq/gaffer,ImageEngine/gaffer,appleseedhq/gaffer,boberfly/gaffer,lucienfostier/gaffer,GafferHQ/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,GafferHQ/gaffer,ivanimanishi/gaffer,hradec/gaffer,lucienfostier/gaffer,hradec/gaffer