CSSTUDIO-1928-branch2 Remove check for ordering of low and high, since LinearTicks.compute() supports either order.

Author: abrahamwolk

app/rtplot/src/main/java/org/csstudio/javafx/rtplot/internal/LinearTicks.java

@@ -78,13 +78,7 @@ public Pair<Double, Double> adjustRange(Double low, Double high)
         if (Math.abs(high - low) < 3*Math.ulp(low)) {
             high = low + 3*Math.ulp(low);
         }
-
-        if (high < low) {
-            return new Pair<>(high, low);
-        }
-        else {
-            return new Pair<>(low, high);
-        }
+        return new Pair<>(low, high);
     }
 
     /** {@inheritDoc} */