Since we have not gotten a fix from cn-cbor yet on this problem, move to a single location of a static buffer for encoding into to get the actual size needed. Now use just the one 8K buffer.
Coverage increased (+0.01%) to 75.334% when pulling 6c27caf7ca25f6dd73fb5cc873085588d8f00133 on jimsch:master into 8757351ac192470a753f730e1d0fd9a66c2aa6e9 on cose-wg:master.
Since we have not gotten a fix from cn-cbor yet on this problem, move to a single location of a static buffer for encoding into to get the actual size needed. Now use just the one 8K buffer.