George and Amal Clooney were notably absent from a White House event hosted by President Joe Biden, RadarOnline.com has learned. In an interesting development to come after Amal Clooney suggested that the International Criminal Court should issue an arrest warrant against Israeli Prime Minister Benjamin Netanyahu earlier this week, the human rights lawyer and her Hollywood husband were missing from a star-studded White House dinner for the president of Kenya on Thursday night. According to TMZ, several other A-list celebrities were on the invite list – including actor Sean Penn, musician Don M…