Only export override attribute when necessary
Only export override attribute when necessary

Export override attribute of oscap_text only when the element can
override parent value and it does override the value.

The default value for override is false, there is no need to export it
if it`s false.

mpreisler/openscap,jan-cerny/openscap,ybznek/openscap,mpreisler/openscap,Hexadorsimal/openscap,jan-cerny/openscap,ybznek/openscap,redhatrises/openscap,OpenSCAP/openscap,OpenSCAP/openscap,mpreisler/openscap,jan-cerny/openscap,redhatrises/openscap,OpenSCAP/openscap,redhatrises/openscap,ybznek/openscap,redhatrises/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,OpenSCAP/openscap,OpenSCAP/openscap,mpreisler/openscap,jan-cerny/openscap,Hexadorsimal/openscap,Hexadorsimal/openscap,ybznek/openscap,Hexadorsimal/openscap,jan-cerny/openscap,mpreisler/openscap,ybznek/openscap,ybznek/openscap,redhatrises/openscap,jan-cerny/openscap,redhatrises/openscap,OpenSCAP/openscap,mpreisler/openscap