Merge pull request #554 from nightscout/oref-swift-fix-meal-rounding

Fix meal rounding for Swift implementation

Trio/Sources/APS/OpenAPSSwift/Meal/MealCob.swift

@@ -206,7 +206,7 @@ struct MealCob {
                 continue
             }
 
-            let avgDelta = (bg - bucketedData[i + 3].glucose) / 3
+            let avgDelta = ((bg - bucketedData[i + 3].glucose) / 3).jsRounded(scale: 2)
             let delta = bg - bucketedData[i + 1].glucose
 
             // Get ISF