Add release buildType for tangram lib (#1280)
Add release buildType for tangram lib (#1280)

- to disable `-g` debug flag being set by the ndk default android cmake toolchain
- Refer: https://github.com/android-ndk/ndk/issues/243

TODO: Keep an eye for future versions of ndk/android-studio to add a fix for this
tangrams/tangram-es,tangrams/tangram-es,cleeus/tangram-es,quitejonny/tangram-es,cleeus/tangram-es,tangrams/tangram-es,cleeus/tangram-es,quitejonny/tangram-es,tangrams/tangram-es,tangrams/tangram-es,quitejonny/tangram-es,quitejonny/tangram-es,cleeus/tangram-es,cleeus/tangram-es,quitejonny/tangram-es,quitejonny/tangram-es,tangrams/tangram-es,cleeus/tangram-es,tangrams/tangram-es