maint: update reviewers for dependabot to Pipeline-team (#63)

<!--
Thank you for contributing to the project! 💜
Please make sure to:
- Chat with us first if this is a big change
  - Open a new issue (or comment on an existing one)
- We want to make sure you don't spend time implementing something we
might have to say No to
- Add unit tests
- Mention any relevant issues in the PR description (e.g. "Fixes #123")

Please see our [OSS process
document](https://github.com/honeycombio/home/blob/main/honeycomb-oss-lifecycle-and-practices.md#)
to get an idea of how we operate.
-->

## Which problem is this PR solving?

we no longer has `telemetry-team`. It's `Pipeline-team` now

## Short description of the changes

-

---------

Co-authored-by: Jamie Danielson <[email protected]>

.github/dependabot.yml

@@ -12,7 +12,7 @@ updates:
     labels:
       - "type: dependencies"
     reviewers:
-      - "honeycombio/telemetry-team"
+      - "honeycombio/pipeline-team"
     commit-message:
       prefix: "maint"
       include: "scope"