libc: minimal: Fix handling of floating point exponent

For %{e,E,g,G} conversion specifiers the C standard says the exponent
contains at least two digits, and only as many digits are necessary.  So
instead of 1.234000e-001 we should have 1.234000e-01.

Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
2 files changed