Add METADATA to msm8x26: GPL=RESTRICTED am: 17396438c3 am: e928db4ba6 am: 0eebab6ae4 am: d7b30c4022 am: 506d5e473c

Original change: https://android-review.googlesource.com/c/platform/hardware/qcom/msm8x26/+/1300184

Change-Id: I41f4ca218adb681938862d93bc2f02268443a2ea