openssh: Use -fno-strict-aliasing

Use -fno-strict-aliasing here so we don't have to use it globally

Change-Id: I287dad0172866d9dcd49dd853204c28e593c3ce3
Signed-off-by: Bernhard Rosenkraenzer <Bernhard.Rosenkranzer@linaro.org>
Merge branch 'linaro_android_4.2.1' of http://android.git.linaro.org/git-ro/platform/external/openssh into jb-mv-wip