updated deprecated message

Author: eavanvalkenburg

python/semantic_kernel/planners/function_calling_stepwise_planner/function_calling_stepwise_planner.py

@@ -57,7 +57,7 @@
 logger: logging.Logger = logging.getLogger(__name__)
 
 
-@deprecated("Will be removed in a future version, use function calling instead.")
+@deprecated("This is no longer maintained and will be removed after June 1, 2025. Use function calling instead.")
 class FunctionCallingStepwisePlanner(KernelBaseModel):
     """A Function Calling Stepwise Planner."""
 

python/semantic_kernel/planners/plan.py

@@ -27,7 +27,7 @@
 logger: logging.Logger = logging.getLogger(__name__)
 
 
-@deprecated("Will be removed in a future version, use function calling instead.")
+@deprecated("This is no longer maintained and will be removed after June 1, 2025. Use function calling instead.")
 class Plan:
     """A plan for the kernel."""
 

python/semantic_kernel/planners/sequential_planner/sequential_planner.py

@@ -37,7 +37,7 @@ def read_file(file_path: str) -> str:
         return file.read()
 
 
-@deprecated("Will be removed in a future version, use function calling instead.")
+@deprecated("This is no longer maintained and will be removed after June 1, 2025. Use function calling instead.")
 class SequentialPlanner:
     """Sequential planner class."""