fix: when sync in progress, wait for the node sync instead of return success

Author: jvsena42

app/src/main/java/to/bitkit/repositories/LightningRepo.kt

@@ -258,9 +258,9 @@ class LightningRepo @Inject constructor(
     suspend fun sync(): Result<Unit> = executeWhenNodeRunning("Sync") {
         syncState()
         if (_lightningState.value.isSyncingWallet) {
-            Logger.warn("Sync already in progress, waiting for existing sync.")
-            return@executeWhenNodeRunning Result.success(Unit)
+            Logger.warn("Sync already in progress, waiting for existing sync.", context = TAG)
         }
+        _lightningState.first { !it.isSyncingWallet }
 
         _lightningState.update { it.copy(isSyncingWallet = true) }
         lightningService.sync()