Bug 9062 Fix spacing next to tax rate

Bug 9062 Fix spacing next to tax rate

On the supplier view screen, there was a space after the discount
and before the % sign, but there was none for the tax rate.

This patch adds in a patch, so they look similar.

Signed-off-by: Hugh Davenport <hugh@davenport.net.nz>
Signed-off-by: Chris Cormack <chris@bigballofwax.co.nz>
Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Tiny follow-up, fixes spacing.
Signed-off-by: Jared Camins-Esakov <jcamins@cpbibliography.com>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>