configs/releng/packages.x86_64: explicitly add wanted packages instead of...

configs/releng/packages.x86_64: explicitly add wanted packages instead of relying on pulling them in as dependencies

Fixes #119.
3 jobs for explicit-packages in 38 minutes and 17 seconds (queued for 16 seconds)
Status Job ID Name Coverage
  Lint
passed #22211
shellcheck

00:00:23

 
  Build
passed #22212
fast-single-thread
build: [baseline]

00:16:07

passed #22213
fast-single-thread
build: [releng]

00:37:45