Write edgetpu_native configs to system properties [1/2]

by following the Android Core Experiment onboarding guide: go/android-platform-native-setup#adding-a-native-namespace and mimicing the camera team's CLs: ag/21091565 [☆] + ag/21090852.

The 2nd CL is here: ag/22369444

Other notes:
I manually ran:
```
m framework-configinfrastructure.stubs.source.system-update-current-api
```
due to the error shown in this screenshot: https://screenshot.googleplex.com/92V8bkaszYP8Rup


Test: mm
Bug: 243553703
Change-Id: I4fb90b3593cc6c67b40eb2c2da2d694a06c5c798
2 files changed
tree: ec1b7bc75e97ac2d8751a54349b48e33eb2c02d7
  1. apex/
  2. framework/
  3. service/