Fix for observation.state.joint_position

meta/info.json

@@ -90,12 +90,13 @@
             ],
             "names": {
                 "axes": [
-                    "x",
-                    "y",
-                    "z",
-                    "roll",
-                    "pitch",
-                    "yaw"
+                    "joint_0",
+                    "joint_1",
+                    "joint_2",
+                    "joint_3",
+                    "joint_4",
+                    "joint_5",
+                    "joint_6"
                 ]
             }
         },