chore: regenerate synth.metadata (#339)
chore: regenerate synth.metadata (#339)

Co-authored-by: Benjamin E. Coe <69440dae14aaa9fe2429b324bfce03449d09e1db@google.com>

googleapis/release-please,googleapis/release-please,googleapis/release-please,googleapis/release-please,googleapis/release-please,googleapis/release-please,googleapis/release-please