fix: Update pywinpty version from 2.1 to 3.0

Updated pywinpty~=2.1 to pywinpty~=3.0 to match available versions.
The latest version of pywinpty is 3.0.2, which resolves the dependency
installation error on Windows.

Author: Agent-Planner

requirements.txt

@@ -11,7 +11,7 @@ python-multipart>=0.0.22,<0.1
 psutil~=6.0
 aiofiles~=24.1
 apscheduler>=3.10.0,<4.0.0
-pywinpty~=2.1; sys_platform == "win32"
+pywinpty~=3.0; sys_platform == "win32"
 pyyaml~=6.0
 slowapi~=0.1.9
 pydantic-settings~=2.0