master is now P

Fixes: 64141010
Test: source build/envsetup.sh && lunch marlin-userdebug
============================================
PLATFORM_VERSION_CODENAME=P
PLATFORM_VERSION=P
TARGET_PRODUCT=marlin
TARGET_BUILD_VARIANT=userdebug
TARGET_BUILD_TYPE=release
TARGET_PLATFORM_VERSION=PPR1
TARGET_BUILD_APPS=
TARGET_ARCH=arm64
TARGET_ARCH_VARIANT=armv8-a
TARGET_CPU_VARIANT=kryo
TARGET_2ND_ARCH=arm
TARGET_2ND_ARCH_VARIANT=armv7-a-neon
TARGET_2ND_CPU_VARIANT=kryo
HOST_ARCH=x86_64
HOST_2ND_ARCH=x86
HOST_OS=linux
HOST_OS_EXTRA=Linux-4.4.0-79-generic-x86_64-Ubuntu-14.04.5-LTS
HOST_CROSS_OS=windows
HOST_CROSS_ARCH=x86
HOST_CROSS_2ND_ARCH=x86_64
HOST_BUILD_TYPE=release
BUILD_ID=MASTER
OUT_DIR=out
AUX_OS_VARIANT_LIST=
============================================

Change-Id: I2d9019af8c4e24e34c743be85d4e0ff224de9d17
Merged-In: I2d9019af8c4e24e34c743be85d4e0ff224de9d17
Merged-In: Ida774a3bc6fa7884e328eb70abb6b2cca7c32028
(cherry picked from commit b56fcf40)