Prevent moving focus to first one after last one

Signed-off-by: alperozturk <alper_ozturk@proton.me>

app/src/main/java/com/owncloud/android/ui/activity/PassCodeActivity.java

@@ -458,10 +458,10 @@ public class PassCodeActivity extends AppCompatActivity implements Injectable {
                     }
                 }
 
-                passCodeEditTexts[next()].requestFocus();
-
                 if (mLastOne) {
                     processFullPassCode();
+                } else {
+                    passCodeEditTexts[next()].requestFocus();
                 }
 
             } else {