main: Remove unused function.

We don't use edi_open_file anymore. TODO is DONE also

src/bin/edi_main.c

@@ -1778,17 +1778,6 @@ edi_open(const char *inputpath)
    return EINA_TRUE;
 }
 
-void
-edi_open_file(const char *filepath)
-{
-   // TODO we should make this window more functional (i.e. toolbar etc)
-
-   edi_project_set(eina_environment_home_get());
-
-   _edi_project_config_load();
-   edi_mainview_open_window_path(filepath);
-}
-
 void
 edi_close()
 {