build: Fix endif being included in line continuations

* Move endif statements further down to prevent included in line
  continuations that otherwise cause build errors.

* Issue introduced by:
  https://github.com/LineageOS/android_build/commit/0eb4c7fb1ec75b0b8ee2d15e7fc361dc8e0eede6#diff-d88e43b99e72d05cdd3680e51126db0eR34

Change-Id: Iceac93077db424ff5145f41035be9beef0141583