Just last month, artist Khaled Sabsabi told Full Story he never imagined he’d be picked as Australia’s representative for the 2026 Venice Biennale. Days later, he was unceremoniously dropped by Creative Australia. The abrupt move set off a series of recriminations and left the art world reeling. Nour Haydar tells Reged Ahmad how it all unfolded and why the move has left many outraged about the precedent it sets