RB Leipzig’s Benjamin Sesko won’t be joining Arsenal this summer as he’s set to remain in Germany. The talented Slovenian star emerged as a top target for Mikel Arteta as the Gunners search for reinforcements upfront It was even claimed earlier this week that Arsenal were confident they were the favourites to land Sesko. But Fabrizio Romano confirmed today that Benjamin Sesko is set to remain at Leipzig, with a gentleman’s agreement in place for a future exit. It forces Arteta and sporting director Edu Gaspar back to the drawing board when it comes to attacking targets. Now, The Mirror has off…