Update Aevatar potter issue regions

[potter-sun]

Summary

• Add Potter-owned Aevatar Settings backend contract region covering open issues #1020, #1019, #1018, #1017, #787, and #780
• Add Potter-owned Team Activity contract region covering open issues #737, #738, #785, and #683
• Mark Console Web Member Flows as bridged after core issues #652-#655 closed on 2026-05-18

Validation

• python3 tools/validate_config.py
• python3 tools/validate_regions.py
• python3 -m unittest tools/test_validate.py
• git diff --check
• quarto render

Note: python3 tools/audit_regions.py --strict still reports pre-existing drift in unrelated regions, but the two newly added Potter-owned queries match their stored issue counts.