build: bump trellis submodule for audit + TODO reshape

Points to Trellis main at e4eab90 (TODO reshape + G-O-5 reopen),
which includes the session's four Trellis commits:

- edead54 docs(claude): add cold-start orientation and working norms
- 7b2cf31 refactor(thoughts): archive 7 landed design docs
- e6425c9 docs(audit): add provenance analysis and design-doc audit
- e4eab90 docs(todo): rework streams around max-vision unlocks;
           reopen G-O-5

Co-Authored-By: Claude <noreply@anthropic.com>

Author: mikewolfd