suppress share cgm transmitter address with loop

if 'Suppress Loop Share' is enabled.

This is fix is only required if there's multiple instances of xDrip4iOS running on one device and if Loop is used

xdrip/Managers/BluetoothPeripheral/BluetoothPeripheralManager.swift

@@ -49,8 +49,14 @@ class BluetoothPeripheralManager: NSObject {
             if newValue != currentCgmTransmitterAddress {
                 
                 cgmTransmitterInfoChanged()
+
+                // share new address with loop, but not if suppressLoopShare is on
+                if !UserDefaults.standard.suppressLoopShare {
+
+                    setCGMTransmitterInSharedUserDefaults()
+
+                }
                 
-                setCGMTransmitterInSharedUserDefaults()
                 
             }