fix: update import statement for Sequence in __init__.py for consistency

Author: ci-sourcerer

src/common_python_tasks/__init__.py

@@ -1,7 +1,7 @@
 from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
-    from collections.abc import Sequence
+    from typing import Sequence
 
 from poethepoet_tasks import TaskCollection