cosmetic: AUTHORS: fix trailing whitespace
cosmetic: AUTHORS: fix trailing whitespace

Change-Id: I92d9ad9a0fd69e88928a8f57920d39dcda67d59d

ttsou/osmo-trx,osmocom/osmo-trx,osmocom/osmo-trx,osmocom/osmo-trx,ttsou/osmo-trx,ttsou/osmo-trx,ttsou/osmo-trx,osmocom/osmo-trx