tree d896f1a8e9f7435d0236a88b7acc3ca0fc8900f6
parent bda29da02b8c69d9380176ea6fa00cf0423a027f
author Andrew Geissler <geissonator@yahoo.com> 1681421690 -0600
committer Patrick Williams <patrick@stwcx.xyz> 1681474034 +0000

meta-facebook: fix up new shellcheck warnings

New docker container is flagging some issues in this shell script:

```
SC2004 (style): $/${} is unnecessary on arithmetic variables.
SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
```

Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
Change-Id: I9806a097ca417d8677374efd666f2a8865a0a2fd