Revert "ota: Fix recovery-script cleanups in block mode"

This reverts commit 25fcb6df0a1ea3c8926d767f05d7b26b4befe1bd.
Revert "ota: Include copies of the recovery scripts even if shipping in block mode"

This reverts commit a238605a658a6a0b64d528fe7bf726102629ac68.
block based zip can die in a sea of flames
-go back to oldskool zip format pre lollipop