e_config: Fix file size detection
e_config: Fix file size detection

Dear all,

I found a bug in e_config. The e didn't make the configuration backup files.
It was because of my wrong patch (svn rev.64684). I fixed this bug.
Please check the new patch file.

Patch by Doyoun Kang

SVN revision: 65224

rvandegrift/e,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment,FlorentRevest/Enlightenment,rvandegrift/e,FlorentRevest/Enlightenment,tasn/enlightenment,tizenorg/platform.upstream.enlightenment