Celtic endured a relatively quiet January window that yielded just two incomings despite an expectation that more could’ve arrived. Nicolas Kuhn was first in line to be announced at Parkhead mid-way through January, joining the club on a £3 million deal from Austrian giants Rapid Vienna. Hoops supporters had to wait until an hour before the deadline to receive confirmation of their only other arrival, with Adam Idah completing a last-gasp loan move to the Scottish Premiership champions. Brendan Rodgers had stated that Celtic came close to bringing in some additional squad depth; however, there…