Update LABELs in Dockerfiles

3 jobs for master in 63 minutes and 48 seconds (queued for 4 seconds)
Status Name Job ID Coverage
  Build
passed build:latest-linux-amd64 #15629
arch:amd64 os:linux triggered

01:03:25

passed build:latest-linux-arm64v8 #15630
arch:arm64/v8 os:linux triggered

00:16:15

 
  Deploy
passed build-manifest:latest-linux-multiarch #15631
triggered

00:00:23