Revert^2 "Allows hal_evs_default to read directories" am: 44a58e0c7e am: 82602d9dd6

Original change: https://android-review.googlesource.com/c/device/mediatek/wembley-sepolicy/+/1978174

Change-Id: I2e6a9a1e918ae16843c8676bd5f1ce0351724dbc