display-settings: Fix string leak when deleting profile
Leak report
Direct leak of 37 byte(s) in 1 object(s) allocated from:
#0 0x7f1cb3d72fc5 in malloc
#1 0x7f1cb39991a2 in g_malloc glib/glib/gmem.c:100:13
#2 0x7f1cb3a16a94 in g_strdup glib/glib/gstrfuncs.c:323:17
#3 0x7f1cb09c2dd2 in g_strdup_inline glib/glib/gstrfuncs.h:321:10
#4 0x7f1cb09c2dd2 in value_lcopy_string glib/gobject/gvaluetypes.c:316:17
#5 0x7f1cb3083156 in gtk_tree_model_get_valist gtk/gtk/gtktreemodel.c:1812:7
#6 0x7f1cb308279e in gtk_tree_model_get gtk/gtk/gtktreemodel.c:1774:3
#7 0x5622aee5f41f in display_settings_profile_delete xfce4-settings/dialogs/display-settings/main.c:1610:9
[...snip...]
Testing
- No issues were detected when testing the patch with UBSan, LSan, and ASan