tests: pm: Adding tests based on new approach to PM testing.

Introduces scripts for powerShiled on stm32l562e_dk board.
Adds three new power management pytests based on a new approach.

Signed-off-by: Arkadiusz Cholewinski <[email protected]>

scripts/pm/power_monitor_stm32l562e_dk/AbstractPowerMonitor.py

@@ -0,0 +1,40 @@
+# Copyright: (c)  2024, Intel Corporation
+# Author: Arkadiusz Cholewinski <[email protected]>
+
+import string
+from abc import ABC, abstractmethod
+
+
+class PowerMonitor(ABC):
+    @abstractmethod
+    def init(self, device_id: string):
+        """
+        Abstract method to initialize the power monitor.
+
+        Agr:
+            string: Address of the power monitor
+
+        Return:
+            bool: True of False.
+        """
+
+    @abstractmethod
+    def measure(self, duration: int):
+        """
+        Abstract method to measure current with specified measurement time.
+
+        Args:
+            duration (int): The duration of the measurement in seconds.
+        """
+
+    @abstractmethod
+    def get_data(self, duration: int) -> list[float]:
+        """
+        Measure current with specified measurement time.
+
+        Args:
+            duration (int): The duration of the measurement in seconds.
+
+        Returns:
+            List[float]: An array of measured current values in amperes.
+        """