edit target for override

initial step 0.1mmol/L / 1mg/dL

FreeAPS/Sources/Modules/OverrideConfig/View/EditOverrideForm.swift

@@ -124,7 +124,6 @@ struct EditOverrideForm: View {
                     )
                 }
             }
-            .onAppear { targetStep = state.units == .mgdL ? 5 : 9 }
             .onDisappear {
                 if !hasChanges {
                     // Reset UI changes