Fix string leak in save_icons
Leak report
53 bytes in 1 blocks are definitely lost in loss record 8,019 of 13,879
at 0x48447A8: malloc (vg_replace_malloc.c:446)
by 0x4A84661: g_malloc (gmem.c:100)
by 0x4A9E111: g_strconcat (gstrfuncs.c:585)
by 0x1577BE: save_icons (xfdesktop-icon-position-configs.c:259)
by 0x15938E: save_icons_idled (xfdesktop-icon-position-configs.c:508)
[...snip...]
Testing
- No issues were detected with Valgrind when testing the patch