Facebook will be forced to write off 99 per cent of the €8.5 million it is owed by the US arm of Shaw Academy, the Irish online learning company which this week agreed on a deal to exit examinership for the second time in three years. Facebook will be part of an ongoing debt restructuring of Shaw LLC that will see unsecured creditors offered a dividend of just 1 cent in the euro. The tech giant, which has historically earned tens of millions of euros from Shaw, tried unsuccessfully to call in its debt on July 8. Shaw Academy announced…