fix: update test imports after moving recency functions

- Update test imports to use utils.recency module for moved functions
- Remove unnecessary comments from imports

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

Co-Authored-By: Claude <[email protected]>

Author: abrookins

tests/test_forgetting.py

@@ -1,11 +1,13 @@
 from datetime import UTC, datetime, timedelta
 
 from agent_memory_server.long_term_memory import (
-    rerank_with_recency,  # new: pure function
-    score_recency,  # new: pure function
-    select_ids_for_forgetting,  # new: pure function
+    select_ids_for_forgetting,
 )
 from agent_memory_server.models import MemoryRecordResult, MemoryTypeEnum
+from agent_memory_server.utils.recency import (
+    rerank_with_recency,
+    score_recency,
+)
 
 
 def make_result(

tests/test_long_term_memory.py

@@ -12,7 +12,6 @@
     deduplicate_by_id,
     delete_long_term_memories,
     extract_memory_structure,
-    generate_memory_hash,
     index_long_term_memories,
     merge_memories_with_llm,
     promote_working_memory_to_long_term,
@@ -24,6 +23,7 @@
     MemoryRecordResults,
     MemoryTypeEnum,
 )
+from agent_memory_server.utils.recency import generate_memory_hash
 
 
 # from agent_memory_server.utils.redis import ensure_search_index_exists  # Not used currently