Add support for `aeon6755_66_c_n`

### Is your device already requested?

- [x] I have searched the existing issues

### Brand

CHINA

### Name

M66 PRO

### Device code

aeon6755_66_c_n

### Model

_No response_

### Device images

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### Do you own the device and would be willing to test the installer?

- [x] I own the device and am willing to test the installer on it.

### Additional context

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