Only configs with formats that match the system's framebuffer format should
advertised the EGL_FRAMEBUFFER_TARGET_ANDROID attribute.

Bug 25390254

Change-Id: I81e1a0365e151ed7082e3315399748e93c531ccc
Reviewed-on: https://swiftshader-review.googlesource.com/4185Tested-by: Nicolas Capens <capn@google.com>
Reviewed-by: Nicolas Capens <capn@google.com>