Fix media extension validation on upload (#794)
Fix media extension validation on upload (#794)

Co-authored-by: Shyam <ced1715404d81cfb20afdcdfc4a2558796773e61@getmymessage.co>
Co-authored-by: Sam Poyigi <ccc2dd82f84c4106203d3b58d5938b70cab9f94a@users.noreply.github.com>
tastyigniter/TastyIgniter,tastyigniter/TastyIgniter