Google has decreed that apps shall support 16 kB page sizes.
Considering this uses NDK 26.x, the following should be the correct steps to take:
https://developer.android.com/guide/practices/page-sizes#compile-r26-lower
Specifically, this seems to be the modification required for the CMake approach:

Google has decreed that apps shall support 16 kB page sizes.
Considering this uses NDK 26.x, the following should be the correct steps to take:
https://developer.android.com/guide/practices/page-sizes#compile-r26-lower
Specifically, this seems to be the modification required for the CMake approach: