Fix parameter declaration

Author: ayin21

src/bitbots_motion/bitbots_hcm/bitbots_hcm/hcm_dsd/hcm_blackboard.py

@@ -115,8 +115,8 @@ def __init__(self, node: Node):
         self.last_different_imu_state_time: Optional[Time] = None
 
         # Battery state
-        self.battery_voltage_threshold: float = self.node.get_parameter("battery_voltage_threshold").value
-        self.battery_debounce_time: float = self.node.get_parameter("battery_debounce_time").value
+        self.battery_voltage_threshold: float = self.node.get_parameter("battery.voltage_threshold").value
+        self.battery_debounce_time: float = self.node.get_parameter("battery.debounce_time").value
         self.battery_voltage: Optional[float] = None
 
         # Diagnostics state

src/bitbots_motion/bitbots_hcm/config/hcm_wolfgang.yaml

@@ -47,6 +47,6 @@
 
     # Battery
     battery:
-    voltage_threshold: 18.0 # Voltage under which the battery is considered low
-    debounce_time: 5.0 # Time the battery has to be under the threshold to be considered low [s]
+      voltage_threshold: 18.0 # Voltage under which the battery is considered low
+      debounce_time: 5.0 # Time the battery has to be under the threshold to be considered low [s]