Updates team management images

Updates images in the team management documentation to reflect the 2025 design.

Replaces older images with new versions, enhancing the visual appeal
and accuracy of the documentation.

Another team management image

Updates the image used to illustrate team member management
in the preferences settings. This uses an updated image
and removes unused image assets.

Updates Team creation image

Updates the image used to illustrate the Team creation process in the documentation.

The image has been updated to a newer version.

Removes outdated team photo

Removes the 'add-team-2025.png' image file, as it is no longer relevant.

Updates themes documentation

Updates the themes documentation page with the latest information.

Adds a last updated date and adjusts a link for clarity.

Add examples to GitKraken AI prompts

Docs- Adds prompt for different language output

Adds a prompt to the GitKraken AI documentation that enables users to generate output in different languages, enhancing its versatility.

docs: Corrects typo in commit message guidelines

Fixes a typographical error in the documentation, improving clarity and readability.

Author: jjsilva4