Remove unreferenced files

[javimed]

Description

This PR removes some images and template files that are not referenced in the documentation and thus not required.

Checks

Docs building

• Compiles without warnings.

Code formatting and web optimization

• Uses three spaces indentation.
• Adds or updates meta descriptions accordingly.
• Updates the redirects.js script if necessary (check this guide).

Writing style

• Uses present tense, active voice, and semi-formal registry.
• Uses short, simple sentences.
• Uses bold for user interface elements, italics for key terms or emphasis, and code font for Bash commands, file names, REST paths, and code.

[javimed]

source$ for i in `find images/ -type f`; do [[ $(grep -r $i) ]] || echo $i; done