message: Fixing CMake proto target for prf_based_deriver.
diff: @@ -132,8 +132,10 @@ tink_cc_proto(
  )
  tink_cc_proto(
  - NAME tink_supported_deriver_cc_proto
  - SRCS tink_supported_deriver.proto
  + NAME prf_based_deriver_cc_proto
  + SRCS prf_based_deriver.proto
  + DEPS
  + tink::proto::tink_cc_proto
  )
  tink_cc_proto(
  