### ImageMagick version

7.1.1-16

### Operating system

Linux

### Operating system, version and so on

Debian GNU/Linux unstable 6.4.4-3 (2023-08-08)

### Description

Cropping with "-gravity Center" does not work as advertised in the documentation.

### Steps to Reproduce

 The simplest example is the one from the manual:

> `% magick rose: -gravity Center -crop 32x32+0+0 +repage crop_center.png`
> `% file crop_center.png`
> `crop_center.png: PNG image data, 13 x 25, 8-bit/color RGB, non-interlaced`

![crop_center](https://github.com/ImageMagick/ImageMagick/assets/13771964/61e24e84-9a47-4b51-a34d-54f5f81fb6e3)

### Images

_No response_
Cropping with "-gravity Center" not working as advertised
This is a GitHub Issue
repo:ImageMagick
owner:ImageMagick
Title : Cropping with "-gravity Center" not working as advertised
Issue date:

--- start body ---
### ImageMagick version

7.1.1-16

### Operating system

Linux

### Operating system, version and so on

Debian GNU/Linux unstable 6.4.4-3 (2023-08-08)

### Description

Cropping with "-gravity Center" does not work as advertised in the documentation.

### Steps to Reproduce

 The simplest example is the one from the manual:

> `% magick rose: -gravity Center -crop 32x32+0+0 +repage crop_center.png`
> `% file crop_center.png`
> `crop_center.png: PNG image data, 13 x 25, 8-bit/color RGB, non-interlaced`

![crop_center](https://github.com/ImageMagick/ImageMagick/assets/13771964/61e24e84-9a47-4b51-a34d-54f5f81fb6e3)

### Images

_No response_
--- end body ---
