Bump Features/CONFIG from 2.0.2 to 2.0.3 (#720)

Bumps Features/CONFIG from `2.0.2` to `2.0.3`


Introduces 3 new commits in
[Features/CONFIG](https://github.com/microsoft/mu_feature_config.git).

<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/microsoft/mu_feature_config/commit/892715d71505ca54f00d78e71aac45571b038578">892715</a>
Repo File Sync: Update to Mu DevOps 6.5.1 (<a
href="https://github.com/microsoft/mu_feature_config/pull/252">#252</a>)</li>
<li><a
href="https://github.com/microsoft/mu_feature_config/commit/da9bc934847c6a2094bb08814c83050d4e8899c6">da9bc9</a>
pip: bump edk2-pytool-library from 0.18.0 to 0.18.1 (<a
href="https://github.com/microsoft/mu_feature_config/pull/253">#253</a>)</li>
<li><a
href="https://github.com/microsoft/mu_feature_config/commit/489eef5697bb3bbb0d78c0eb389d7ad2cec888d7">489eef</a>
Fail gracefully when failed to parse serial input (<a
href="https://github.com/microsoft/mu_feature_config/pull/255">#255</a>)</li>
</ul>
</details>

Signed-off-by: Project Mu Bot <[email protected]>

Signed-off-by: Project Mu Bot <[email protected]>