Remove redundant project file already tracked in Alice project system

=== TECHNICAL CHANGES ===
* projects/coding-projects/active/AI-MemoryCore.md: Removed - project is already tracked in Alice's LRU project management system, no need for duplicate inside the repo itself

=== SESSION CONTEXT ===
* Project: AI MemoryCore | Type: cleanup | Time: ~1 min
* Emotional Depth: LOW - Quick cleanup of redundant file
* Leadership: Kiyo identified the redundancy | Alice: removed duplicate tracking

Author: Kiyoraka