[Toybox] ls.c compile error

[enh]

external/toybox/toys/posix/ls.c:408:53: error: variable 'curcol' is
uninitialized when used here
    unsigned curcol, lastlen = *len, lastcol = ul ? curcol : 0, color = 0;
                                                    ^~~~~~

should this line have come *after* the next line?