Enact the seventh rules update for SR2024

This updates the description of how the location of a
spaceship is determined, capturing what we had told teams
in Discord earlier in the year and which was formalised
ahead of the Virtual Competition.

This is built from:
- srobo/rules@2761862
- https://app.circleci.com/pipelines/github/srobo/rules/490/workflows/87a9f6ee-d7c9-4264-a5ef-5e8b42b8e513/jobs/546/artifacts
- https://output.circle-artifacts.com/output/job/726a8ee0-8249-4138-b142-2546043712da/artifacts/0/rulebook.html

Author: PeterJCLaw