SSD1306 OLED Display brightness doesn't go to 0

### The problem

After upgrade to 2024.5.4 the OLED brightness doesn't go lower then aprox. 40%, either switch off doesn't work. Display always lights. Previous working version was someone from past year.

### Which version of ESPHome has the issue?

2024.5.4

### What type of installation are you using?

pip

### Which version of Home Assistant has the issue?

2024.5.5

### What platform are you using?

ESP8266

### Board

d1_mini

### Component causing the issue

ssd1306_i2c

### Example YAML snippet

```yaml
display:
- platform: ssd1306_i2c
model: "SH1106 128x64"
id: oled
update_interval: 2s

pages:
...

light:
- platform: monochromatic
name: "$devicename brightness"
output: oled_bc
restore_mode: ALWAYS_ON
gamma_correct: 1

output:
- platform: template
id: "oled_bc"
type: float
write_action:
then:
- lambda: id(oled).set_contrast(state);
```

### Anything in the logs that might be useful for us?

_No response_

### Additional information

_No response_