UPSTREAM: mmc-utils: remove unused #includes

I didn't find any functions used for which the documentation specifies to
use (at least) one of the dropped headers.

The only Linux specific header <linux/fs.h> is needed for BLKGETSIZE,
document that.

BUG=None
TEST=Compile

Signed-off-by: Uwe Kleine-Knig <u.kleine-koenig@pengutronix.de>
Signed-off-by: Chris Ball <chris@printf.net>
(cherry picked from commit 247191a0f7d2143212240bf89d8ef0f1be0f635f)
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>

Change-Id: Ib4930e560387d7afdb089a6ce1c7f48d080758c1
Reviewed-on: https://chromium-review.googlesource.com/1114455
Commit-Ready: Gwendal Grignou <gwendal@chromium.org>
Tested-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
1 file changed