Bug (small): gate4 setting displays gate3

[sichtbeton]

Please describe the problem:

small error in the display of Gate-Out settings: it displays gate3 when selecting gate 4

What is the expected behavior?

showing gate4 output setting

Is there a relevant Pull request?

no

What hardware did you reproduce it with?

OLED

What firmware did you reproduce it with?

other

What is the firmware name:

1.1 RC3

If possible provide the steps to reproduce the issue and upload additional media:

• go into settings
• gate
• gate output4

[mnantel]

Fixed in #2181.
Locally built and tested. Menu title now correctly reflects the physical gate number.