std/fmt/index.zig: set width from 0 to 2;

\x00 was printed as 0 and \x0E was printed as E;
\x00 now correctly prints 00 and \x0E correctly prints 0E;
48d3fbef5ckristopher tate committed on 9/2/2018, 6:04:20 AMparent1a5c3e4
1 file changedLine totals unavailable