Upate PreBarrage example

src/app/examples/prebarrage.json

@@ -791,7 +791,7 @@
                 {
                     "symbol": "Q",
                     "mode": "SINGLE",
-                    "value": 1
+                    "value": 0.844
                 },
                 {
                     "symbol": "Z1",
@@ -800,7 +800,7 @@
                 {
                     "symbol": "Z2",
                     "mode": "SINGLE",
-                    "value": 100
+                    "value": 94.45
                 }
             ]
         }