[U-Boot] env: remove duplicated env_get_char_spec()

[Tom Rini]

On Sun, Sep 23, 2012 at 04:39:16AM -0000, Igor Grinberg wrote:

> env_fat and env_remote have an implementation of env_get_char_spec()
> function that is not different than the default.
> Remove the duplicated code.
> 
> Signed-off-by: Igor Grinberg <grinberg at compulab.co.il>

Applied to u-boot/master, thanks!

-- 
Tom
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