dtc/libfdt: install missing header

Previously, only two headers were installed: libfdt.h and fdt.h.
But libfdt.h also #includes libfdt_env.h, which was not installed.

Install this missing header too.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Acked-by: David Gibson <david@gibson.dropbear.id.au>
(cherry picked from commit 8716901d2215a314504b7df6282aedfcf89da1ea)

BUG=none
TEST=sudo emerge dtc

See that usr/include/libfdt_env.h now exists

Change-Id: I89548d85a94e0eb96364b287398f1745cee819e7
Reviewed-on: https://gerrit.chromium.org/gerrit/43381
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Commit-Queue: David Hendricks <dhendrix@chromium.org>
Tested-by: David Hendricks <dhendrix@chromium.org>
1 file changed