NNAPI: Add AIDL drivers registration

Bug: 179015258
Test: adb shell setprop debug.nn.partition 2 && \
Test: NeuralNetworksTest_static
Change-Id: I2c8c9a49ff917b243348043df1158a8d98f131ce
Merged-In: I2c8c9a49ff917b243348043df1158a8d98f131ce
(cherry picked from commit 5f732ff683211e14bcb489839e46b99ee4c39106)
4 files changed