init.hikey.rc: move link creation of sdcard to post-fs section

Since /storage is mounted on post-fs in the default init.rc file.
Or we will see warnings like this:

audit: type=1400 audit(14.079:3): avc: denied { create } for pid=1 comm="init" name="sdcard" scontext=u:r:init:s0 tcontext=u:object_r:tmpfs:s0 tclass=lnk_file permissive=1

Change-Id: If11fc448ff2d81247a677fd825e974476be653a5
Signed-off-by: Yongqin Liu <yongqin.liu@linaro.org>
1 file changed