Is there still a place for Boli Bolingoli at Celtic?

In the summer of 2019, rumours were rife about the departure of Kieran Tierney from Celtic. The left back eventually moved to Arsenal on the 8th of August for a fee believed to be in the region of £25 million. Many weeks before this, Belgian full back Boli Bolingoli was brought in from Rapid Vienna. Celtic fans didn’t really know much about the then 23 year old but he did have a reputation for being an attacking left back...