e1q: init: remove sdcard legacy support

AOSP [    1.651544]  [ 0:       modprobe:  565] als_eol_init - EOL_TEST Module init__platform_driver_register: Registering cs40l26-codecinit: Command 'symlink /sdcard /mnt/sdcard' action=init (/vendor/etc/init/hw/init.qcom.rc:95) took 0ms and failed: symlink() failed: File exists
AOSP [    1.651775]  [ 0:       modprobe:  565] als_eol_parse_dt - torch : 484cs40l26 54-0040: cs40l26_codec_driver_probe
AOSP [    1.652283]  [ 4:           init:    1] init: Command 'symlink /sdcard /storage/sdcard0' action=init (/vendor/etc/init/hw/init.qcom.rc:96) took 0ms and failed: symlink() failed: Read-only file system

rootdir/etc/init.qcom.rc

@@ -90,11 +90,6 @@ on early-init
     exec u:r:vendor_modprobe:s0 -- /vendor/bin/modprobe -a -d /vendor/lib/modules msm_11ad_proxy
 
 on init
-
-    # Support legacy paths
-    symlink /sdcard /mnt/sdcard
-    symlink /sdcard /storage/sdcard0
-
     # Create cgroup mount point for memory
     mkdir /sys/fs/cgroup/memory/bg 0750 root system
     write /sys/fs/cgroup/memory/bg/memory.swappiness 140