Refactoring

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

@@ -1313,7 +1313,7 @@ class Core {
                 }
             }
 
-            db.folder().setFolderSync(folder.id, new Date().getTime());
+            db.folder().setFolderLastSync(folder.id, new Date().getTime());
             db.folder().setFolderError(folder.id, null);
 
         } finally {

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

@@ -282,7 +282,7 @@ public interface DaoFolder {
     int setFolderUidValidity(long id, Long uidv);
 
     @Query("UPDATE folder SET last_sync = :last_sync WHERE id = :id")
-    int setFolderSync(long id, long last_sync);
+    int setFolderLastSync(long id, long last_sync);
 
     @Query("UPDATE folder SET read_only = :read_only WHERE id = :id")
     int setFolderReadOnly(long id, boolean read_only);