Revert "bacon: Use the correct variable to determine boot animation"

This reverts commit bc0c4d19d9f19152d0b758956bd0212d63792f29.

Conflicts:
	cm.mk

Change-Id: I060933b742f4d68d5a6933e499e4a181df2b73da
Revert "Use standard CM bootanimation for unsigned CM builds"

This reverts commit 0a6dd761231b4c9efd00a42d7a7965a26d89325a.

Conflicts:
	cm.mk

Change-Id: I6c87a2dd1a08159c3cd82ff80c16e5383d7f7a24