Make ShiftingMatryoshka the default power manager algorithm

Signed-off-by: Sahas Subramanian <[email protected]>

Author: shsms

src/frequenz/sdk/microgrid/_power_managing/_power_managing_actor.py

@@ -43,7 +43,7 @@ def __init__(  # pylint: disable=too-many-arguments
         component_type: ComponentType | None = None,
         # arguments to actors need to serializable, so we pass an enum for the algorithm
         # instead of an instance of the algorithm.
-        algorithm: Algorithm = Algorithm.MATRYOSHKA,
+        algorithm: Algorithm = Algorithm.SHIFTING_MATRYOSHKA,
     ):
         """Create a new instance of the power manager.