Add libGLESv3.so to the list of shared_libs

android_opengl_GLES30.cpp is using symbols from libGLESv3
but relies on the fact that they used to be exported by libGLESv2.
It used to rely on the fact that libGLESv3.so was a symlink to libGLESv2.so
which is no longer the case.

Bug: http://b/69603741
Test: make

Change-Id: Iac078397b5f439a90ce642912f4c337df2ed00f3