It’s the radar warning antenna.
Maybe the new “Peace Accord” with Putin’s Russia will permit the French to sell the Mistra Carrier to the Russian Navy? Don’t worry—Russia will get its rewards for their new Egyptian-Russian treaty. Maybe Putin will let the Egyptians take Lybia—bring order to that land—after they hang a bunch of Terrorists.
I read somewhere that on Indian Air Force Jaguars, similar looking things were the Laser Rangefinders.