build: Pass OTAPACKAGE location to squisher

Pass the OTAPACKAGE location so we don't have to guess what
the package name will be. This fixes an issue when
BUILD_NUMBER is defined in an environment with automated
builds.

Change-Id: Iab18b541de37c99d237aabc3cb7b2e9ab076617b

Conflicts:
	core/Makefile
build: Don't build the recovery-from-boot patch on CM

 * We don't use this, and I am running into a weird bug where imgdiff is
   hanging on a specific target. Just disable it for now.

Change-Id: I25ee666136e25994528eaa32b6f787626cd288ed

Conflicts:
	core/Makefile