polls: remove bastion's votes from vote count

[iamtraction]

Remove Bastion's votes from vote count.

References

Closes #1022

Checklist

• [x] Documentation is changed or added (if applicable)
• [X] Commit message follows the commit guidelines

[atlanna[bot]]

Thank you for opening this pull request. A maintainer will get by as soon as practical to review the changes.

[atlanna[bot]]

Thank you for your contribution.