Refresh token on each connect

app/src/main/java/eu/faircode/email/ServiceSynchronize.java

@@ -389,6 +389,9 @@ public class ServiceSynchronize extends LifecycleService {
         final DB db = DB.getInstance(this);
         final ExecutorService executor = Executors.newSingleThreadExecutor();
 
+        int backoff = CONNECT_BACKOFF_START;
+        while (state.running) {
+            // Debug
             boolean debug = PreferenceManager.getDefaultSharedPreferences(this).getBoolean("debug", false);
             if (debug)
                 System.setProperty("mail.socket.debug", "true");
@@ -404,8 +407,6 @@ public class ServiceSynchronize extends LifecycleService {
             isession.setDebug(debug);
             // adb -t 1 logcat | grep "fairemail\|System.out"
 
-        int backoff = CONNECT_BACKOFF_START;
-        while (state.running) {
             final IMAPStore istore = (IMAPStore) isession.getStore("imaps");
             final Map<EntityFolder, IMAPFolder> folders = new HashMap<>();
             List<Thread> noops = new ArrayList<>();