mmal: vout: remove write only i_planes table

10 jobs for !2 with push/mmal/2 in 16 minutes and 19 seconds (queued for 3 seconds)
detached
Status Job ID Name Coverage
  Build
passed #344022
amd64 docker
android-arm

00:05:23

passed #344023
amd64 docker
android-arm64

00:07:10

passed #344024
amd64 docker
android-x86

00:07:15

passed #344025
amd64 docker
android-x86_64

00:05:13

passed #344019
amd64 docker
debian

00:07:45

passed #344021
macos
ios-arm64

00:06:35

passed #344020
macos
macos

00:06:16

passed #344016
amd64 docker
win32

00:07:22

passed #344017
amd64 docker
win64

00:09:30

passed #344018
amd64 docker
win64-llvm

00:09:02