fix: only display support image formats for insertgraphics per latex mode
fix: only display support image formats for insertgraphics per latex mode

bobi32/gummi,turbopobre/gummi,mlda065/gummi,bobi32/gummi,mlda065/gummi,mlda065/gummi,bobi32/gummi,mlda065/gummi,alexandervdm/gummi,alexandervdm/gummi,alexandervdm/gummi,turbopobre/gummi,turbopobre/gummi,bobi32/gummi,turbopobre/gummi