input/e1d: fix a memleak in handle_ts_raw_read()
input/e1d: fix a memleak in handle_ts_raw_read()

Change-Id: I18965d1ef67a388e7bcdddd0314a9090e34c89e0

osmocom/libosmo-abis,osmocom/libosmo-abis,osmocom/libosmo-abis