chore(deps): update busybox docker tag to v1.36.1 (#571)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

charts/buildbarn/values.yaml

@@ -438,7 +438,7 @@ worker:
       # worker.volumeInitContainer.image.repository -- image repository
       repository: busybox
       # worker.volumeInitContainer.image.tag -- image tag
-      tag: 1.31.1-uclibc
+      tag: 1.36.1-uclibc
 
   workerContainer:
     image: