Issue description
Add an option to rotate (or mirror or flip) textures in the Texture Editor within MCreator. It would rotate a texture in increments of 90 degrees.
This option would be next to the "move" and "resize" option.
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Existing tickets have been migrated to GitHub. Please open new tickets on the GitHub tracker instead. If you do not have a GitHub account, all feature requests and bug reports from MCreator forums are still considered and checked by the maintainers.
Matej is working on the image editor, I will forward this to him.