libultrahdr: correct srgb, p3 calculations and jpeg yuv handling am: 0db53ee3 am: 036e828e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/23431210



Change-Id: I18ce20e03207ea7a0cbda7941aa87f16b4eecfd1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>