Google has upgraded its AI-powered image generation tools, months after pausing use of the technology over issues with its depictions of people. In February, Google apologised and paused the creation of AI-generated images showing people within its Gemini chatbot after a number of “inaccurate or even offensive” results were shared online. Now, the tech giant has relaunched the tool with a new version of its image generation technology, called Imagen 3, which includes new safety features, and with access to creating images of people now limited to paying subscribers to Gemini. Google said its n…