Fix linked device list not refreshing after unlinking a device.

app/src/main/java/org/thoughtcrime/securesms/linkdevice/LinkDeviceViewModel.kt

@@ -87,11 +87,13 @@ class LinkDeviceViewModel : ViewModel() {
       val success = LinkDeviceRepository.removeDevice(device.id)
       if (success) {
         loadDevices()
-        _state.value = _state.value.copy(
-          oneTimeEvent = OneTimeEvent.ToastUnlinked(device.name ?: ""),
-          dialogState = DialogState.None,
-          deviceToRemove = null
-        )
+        _state.update {
+          it.copy(
+            oneTimeEvent = OneTimeEvent.ToastUnlinked(device.name ?: ""),
+            dialogState = DialogState.None,
+            deviceToRemove = null
+          )
+        }
       } else {
         _state.update {
           it.copy(
@@ -104,24 +106,23 @@ class LinkDeviceViewModel : ViewModel() {
   }
 
   private fun loadDevices(initialLoad: Boolean = false) {
-    _state.value = _state.value.copy(
-      deviceListLoading = true
-    )
+    _state.update { it.copy(deviceListLoading = true) }
 
     viewModelScope.launch(Dispatchers.IO) {
       val devices = LinkDeviceRepository.loadDevices()
       if (devices == null) {
-        _state.value = _state.value.copy(
-          oneTimeEvent = OneTimeEvent.ToastNetworkFailed,
-          deviceListLoading = false
-        )
+        _state.update {
+          it.copy(
+            oneTimeEvent = OneTimeEvent.ToastNetworkFailed,
+            deviceListLoading = false
+          )
+        }
       } else {
         if (initialLoad) {
           checkForNewDevice(devices)
         }
         _state.update {
           it.copy(
-            oneTimeEvent = OneTimeEvent.None,
             devices = devices,
             deviceListLoading = false
           )
@@ -140,9 +141,7 @@ class LinkDeviceViewModel : ViewModel() {
         delay(5.seconds)
         val devices = LinkDeviceRepository.loadDevices()
         if (devices != null) {
-          _state.value = _state.value.copy(
-            devices = devices
-          )
+          _state.update { it.copy(devices = devices) }
         }
       }
     }