Proto filter: fix statsd atom value
Proto filter: fix statsd atom value

Actually add the atom in atoms.proto and set
the right id. Corresponding atoms.proto CL:
ag/14704039.

Bug: 181306741
Change-Id: I9e6a4540a126223093ff52f890ca43a28ed40397
google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto,google/perfetto