hikey_energy: Fix off-by-one power number

This is just to align LISA's data with the energy model that's been deployed.
diff --git a/libs/utils/platforms/hikey_energy.py b/libs/utils/platforms/hikey_energy.py
index 7f3cea7..823d615 100644
--- a/libs/utils/platforms/hikey_energy.py
+++ b/libs/utils/platforms/hikey_energy.py
@@ -35,7 +35,7 @@
 
 cpu_active_states = OrderedDict([
     ( 208000,  ActiveState(capacity=178,  power=69)),
-    ( 432000,  ActiveState(capacity=369,  power=125)),
+    ( 432000,  ActiveState(capacity=369,  power=124)),
     ( 729000,  ActiveState(capacity=622,  power=224)),
     ( 960000,  ActiveState(capacity=819,  power=367)),
     (1200000, ActiveState(capacity=1024, power=670))