Change working directory back to original directory in runlevel probe
Change working directory back to original directory in runlevel probe

After we finish the scan, we shuld chage working directory back
to the current directory, otherwise oscap will not be able to save
the result file to the correct path if a relative filepath will be
provided by user.

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