Sept 2025 Plan Team and SSC EBS pollock assessment work

Sept 2025 Plan Team and SSC EBS pollock assessment work, includes response to CIE recommendations

What's Changed

• Edits to the model-based indices/comps text & a new figure by @sowasser in #9
• codexey by @jimianelli in #10

New Contributors

• @sowasser made their first contribution in #9

Full Changelog: https://github.com/noaa-afsc/EBS_pollock/commits/Sept_2025