fix: correct 3 anomalous power values in hidrostal-H05K-S03R curve

At pressures 1600, 3200, and 3300 mbar, flow values had leaked into the
np (power) section. Replaced with linearly interpolated values from
adjacent pressure levels.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

datasets/assetData/curves/hidrostal-H05K-S03R.json

@@ -153,7 +153,7 @@
                 100
             ],
             "y": [
-                52.14679487594751,
+                11.142207365162072,
                 20.746724065725342,
                 31.960270693111905,
                 45.6989826531509,
@@ -411,7 +411,7 @@
             "y": [
                 8.219999984177646,
                 13.426327986363882,
-                57.998168647814666,
+                25.971821741448165,
                 42.997354839160536,
                 64.33911122026377
             ]
@@ -427,7 +427,7 @@
             "y": [
                 8.219999984177646,
                 13.426327986363882,
-                53.35067019159144,
+                25.288156424842576,
                 42.48429874246399,
                 64.03769740244357
             ]