Security: Fix typo in recovery EOCD detection.
Security: Fix typo in recovery EOCD detection.

This issue results in the ability to modify the contents of a signed
OTA recovery image.

randomblame/bootable_recovery,Plain-Andy/android_platform_bootable_recovery,76Demented/bootable_recovery-,randomblame/bootable_recovery,randomblame/bootable_recovery,kylinmoddev/android_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,DerTeufel/dualboot_recovery,Plain-Andy/android_platform_bootable_recovery,randomblame/bootable_recovery,InsomniaAOSP/platform_bootable_recovery,76Demented/bootable_recovery-,76Demented/bootable_recovery-,randomblame/bootable_recovery,DerTeufel/dualboot_recovery,kylinmoddev/android_bootable_recovery,Plain-Andy/android_platform_bootable_recovery,DerTeufel/dualboot_recovery,InsomniaAOSP/platform_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,76Demented/bootable_recovery-,DerTeufel/dualboot_recovery,kylinmoddev/android_bootable_recovery,kylinmoddev/android_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,DerTeufel/dualboot_recovery,76Demented/bootable_recovery-,Plain-Andy/android_platform_bootable_recovery