bump minDeviceVersion to 1.3.43

app/src/main/java/com/geeksville/mesh/service/MeshService.kt

@@ -117,7 +117,7 @@ class MeshService : Service(), Logging {
 
         /** The minimmum firmware version we know how to talk to. We'll still be able to talk to 1.0 firmwares but only well enough to ask them to firmware update
          */
-        val minDeviceVersion = DeviceVersion("1.3.41")
+        val minDeviceVersion = DeviceVersion("1.3.43")
     }
 
     enum class ConnectionState {