Tune gyro balancing (#1902)

Co-authored-by: Philip Reichenberg <s_ksfo6n@uni-bremen.de>

Author: schluis

etc/parameters/default.json

@@ -434,8 +434,8 @@
       "balance_factors": {
         "hip_yaw_pitch": 0.0,
         "hip_roll": 0.0,
-        "hip_pitch": 0.0,
-        "knee_pitch": 0.0,
+        "hip_pitch": 0.01,
+        "knee_pitch": 0.01,
         "ankle_pitch": 0.05,
         "ankle_roll": 0.0
       },