message: backend: refix build
diff: @@ -5,7 +5,10 @@ set(COMPONENTS_LIST action calibration camera core geofence gimbal info mission
  foreach(COMPONENT_NAME ${COMPONENTS_LIST})
  add_library(${COMPONENT_NAME}_proto_gens STATIC
  ${CMAKE_CURRENT_SOURCE_DIR}/generated/${COMPONENT_NAME}/${COMPONENT_NAME}.grpc.pb.cc
  - ${CMAKE_CURRENT_SOURCE_DIR}/generated/${COMPONENT_NAME}/${COMPONENT_NAME}.pb.cc)
  + ${CMAKE_CURRENT_SOURCE_DIR}/generated/${COMPONENT_NAME}/${COMPONENT_NAME}.pb.cc
  + ${CMAKE_CURRENT_SOURCE_DIR}/generated/mavsdk_options.grpc.pb.cc
  + ${CMAKE_CURRENT_SOURCE_DIR}/generated/mavsdk_options.pb.cc
  + )
  target_link_libraries(${COMPONENT_NAME}_proto_gens
  gRPC::grpc++
  @@ -24,8 +27,6 @@ set(BACKEND_SOURCES
  backend_api.cpp
  backend.cpp
  grpc_server.cpp
  - ${CMAKE_CURRENT_SOURCE_DIR}/generated/mavsdk_options.grpc.pb.cc
  - ${CMAKE_CURRENT_SOURCE_DIR}/generated/mavsdk_options.pb.cc
  )
  if(IOS)
  