[dependabot] Bump ros_utilities from 0fd1d82 to 981c2ac (#464)

Bumps [ros_utilities](https://github.com/bdaiinstitute/ros_utilities) from `0fd1d82` to `981c2ac`.
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<li><a href="https://github.com/bdaiinstitute/ros_utilities/commit/981c2acb44ef9cd2b466e0237e2fd1c8d2d994e5"><code>981c2ac</code></a> Add missing ActionableProtocol (<a href="https://redirect.github.com/bdaiinstitute/ros_utilities/issues/116">#116</a>)</li>
<li>See full diff in <a href="https://github.com/bdaiinstitute/ros_utilities/compare/0fd1d825a2fb35e05ca1405cfd7b0308d0467c1a...981c2acb44ef9cd2b466e0237e2fd1c8d2d994e5">compare view</a></li>
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