download callback: show decimal places in rate if we have room

Display now looks like this, whereas before we would have just showed
'2M/s' for the extra repository download. The cutoff is placed at 100.0
to ensure we only use 4 character slots of width (e.g. '99.9', '100').

:: Synchronizing package databases...
 testing                   39.9 KiB   470K/s 00:00 [######################] 100%
 core                      51.4 KiB   469K/s 00:00 [######################] 100%
 extra                    768.8 KiB   2.1M/s 00:00 [######################] 100%
 community-testing       1941.0   B  54.4M/s 00:00 [######################] 100%
 multilib                  26.6 KiB   458K/s 00:00 [######################] 100%
 community                449.8 KiB  1649K/s 00:00 [######################] 100%

Signed-off-by: Dan McGee <dan@archlinux.org>

0 files changed, 0 insertions, 0 deletions