This directory contains dmctl binaries for various Android versions:

dmctl_android33
dmctl_android34
dmctl_android35

android# is the Android API used to create the binary:

android33 = API 33 = Android 13
android34 = API 34 = Android 14
android35 = API 35 = Android 15

(see also https://source.android.com/docs/setup/reference/build-number)