Makefile: always include --gc-sections

We appear to intend to supply --gc-sections all the time, but the
calling environment may provide its own LDFLAGS which will override
this.

BUG=none
TEST=build for both SDK and target; watch (with V=1) that --gc-sections
     is really supplied

Signed-off-by: Brian Norris <briannorris@chromium.org>
Change-Id: Icdcdc3e730e3898b6058f2e3e750a7cdda87e74b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/2283843
Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Joel Kitching <kitching@chromium.org>
1 file changed