Fix Like model import path in SqlLikesService

Inside the likes container the model is at models.like not
likes.models.like — the container's Python path is /app.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

shared/services/likes_impl.py

@@ -10,7 +10,7 @@ from sqlalchemy.ext.asyncio import AsyncSession
 
 
 def _Like():
-    from likes.models.like import Like
+    from models.like import Like
     return Like