frc_340818110 (10572802,com.google.android.adbd,com.google.android.appsearch,com.google.android.captiveportallogin,com.google.android.cellbroadcast,com.google.android.configinfrastructure,com.google.android.conscrypt,com.google.android.documentsui,com.google.android.extservices,com.google.android.healthfitness,com.google.android.media,com.google.android.media.swcodec,com.google.android.mediaprovider,com.google.android.neuralnetworks,com.google.android.permission,com.google.android.resolv,com.google.android.rkpd,com.google.android.scheduling,com.google.android.sdkext,com.google.android.uwb,com.google.android.wifi)
Remove external/libiio/.gitmodules and submodule directories. am: 953ed47bb9 am: f04dc70911 am: 3b6dd9ebaa am: 5c9cddef4c am: dfbe347352

Original change: https://android-review.googlesource.com/c/platform/external/libiio/+/1830468

Change-Id: I30d2ef6aa07528bcc441783cbbe32117130733a4