rename sensor_t to camera_sensor_t

[ladyada]

Checklist

• Checked the issue tracker for similar issues to ensure this is not a duplicate.
• Described the feature in detail and justified the reason for the request.
• Provided specific use cases and examples.

Feature description

hiya, esp idf uses 'sensor_t' for camera sensor struct. much like 'file_t' this name is generic and has namespace conflicts. please rename it to camera_sensor_t or similar, to avoid compilation issues!

Use cases

when using cameras with any other sensors or libraries!

Alternatives

No response

Additional context

No response