By Ewan Murray After a week of drama and high-profile encounters, Arsenal will be hoping for a low-key and straightforward affair when they host Bolton Wanderers on Wednesday. The League One outfit travel to north London in the third round of the Carabao Cup and Mikel Arteta is likely to make a host of changes to his Arsenal team after some intense matches. Injuries and suspensions only make the Spaniard’s job more challenging. Martin Odegaard and Mikel Merino are still missing in midfield for the Gunners and Takehiro Tomiyasu, Oleksandr Zinchenko and Kieran Tierney are all missing from the de…