ANGLE moved ANGLEGetDisplayPlatform to libGLESv2

Check libGLESv2_angle.so for ANGLEGetDisplayPlatform entrypoint.
Fixes error:
libEGL  : dlsym lookup of ANGLEGetDisplayPlatform in libEGL_angle failed!

Bug: 122371094
Test: manual - run app with ANGLE enabled, verify clean log.
Change-Id: I6e31a50bfac0e3c3d64163c79ddf6af1ae145531
1 file changed