revert: Remove max-height from works-list (causes double scrollbar)

- Removed max-height: 300px from .works-list
- Keeps only the Unicode encoding fix (→ to ->)
- Avoids having two scrollbars in the works filter section

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

generations/library_rag/templates/chat.html

@@ -713,9 +713,6 @@
         display: flex;
         flex-direction: column;
         gap: 0.5rem;
-        max-height: 300px;
-        overflow-y: auto;
-        overflow-x: hidden;
     }
 
     .work-item {