Remove unused agent team JSON files and refactor imports

Deleted obsolete agent team configuration files from the data directory. Refactored import statements in messages.py and human_approval_manager.py to improve code clarity and avoid redundant imports.

Author: Fr4nc3

data/agent_teams/default_team - Copy.json

@@ -4,7 +4,7 @@
 from dataclasses import asdict, dataclass, field
 from enum import Enum
 from typing import Any, Dict, List, Literal, Optional
-
+import time
 from semantic_kernel.kernel_pydantic import Field, KernelBaseModel
 from v3.models.models import MPlan, PlanStatus
 
@@ -114,7 +114,7 @@ class FinalResultMessage:
 
     def to_dict(self) -> Dict[str, Any]:
         """Convert the FinalResultMessage to a dictionary for JSON serialization."""
-        import time
+
         data = {
             "content": self.content,
             "status": self.status,

data/agent_teams/retail - Copy.json

@@ -6,7 +6,9 @@
 import asyncio
 import re
 from typing import Any, List, Optional
-
+            # Create a progress ledger that indicates the request is satisfied (task complete)
+from semantic_kernel.agents.orchestration.magentic import (
+                ProgressLedger, ProgressLedgerItem)
 import v3.models.messages as messages
 from semantic_kernel.agents import Agent
 from semantic_kernel.agents.orchestration.magentic import (
@@ -148,9 +150,6 @@ async def create_progress_ledger(self, magentic_context: MagenticContext) -> Pro
                 user_id=current_user_id.get(),
                 message_type=messages.WebsocketMessageType.FINAL_RESULT_MESSAGE)
 
-            # Create a progress ledger that indicates the request is satisfied (task complete)
-            from semantic_kernel.agents.orchestration.magentic import (
-                ProgressLedger, ProgressLedgerItem)
             return ProgressLedger(
                 is_request_satisfied=ProgressLedgerItem(reason="Maximum rounds exceeded", answer=True),
                 is_in_loop=ProgressLedgerItem(reason="Terminating", answer=False),