Fix ament export targets

Use a standard target export name so ament generates reactor-cppConfig.cmake for downstream find_package calls.

Author: lsk567

CMakeLists.txt

@@ -80,7 +80,7 @@ else()
 endif()
 
 if (REACTOR_CPP_USE_AMENT)
-  ament_export_targets(${LIB_TARGET}Config HAS_LIBRARY_TARGET)
+  ament_export_targets(${LIB_TARGET}Targets HAS_LIBRARY_TARGET)
   ament_export_include_directories(include)
   ament_package()
 endif()

lib/CMakeLists.txt

@@ -61,12 +61,10 @@ if(REACTOR_CPP_INSTALL)
     install(FILES "${PROJECT_BINARY_DIR}/include/reactor-cpp/config.hh" DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/reactor-cpp")
   endif()
 
-  install(TARGETS ${LIB_TARGET} EXPORT ${LIB_TARGET}Config
+  install(TARGETS ${LIB_TARGET} EXPORT ${LIB_TARGET}Targets
       ARCHIVE  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
       LIBRARY  DESTINATION "${CMAKE_INSTALL_LIBDIR}" OPTIONAL
       RUNTIME  DESTINATION "${CMAKE_INSTALL_BINDIR}" OPTIONAL)
 
-  install(EXPORT ${LIB_TARGET}Config DESTINATION share/${LIB_TARGET}/cmake)
-
-  export(TARGETS ${PROJECT_NAME} FILE ${LIB_TARGET}Config.cmake)
+  install(EXPORT ${LIB_TARGET}Targets DESTINATION share/${LIB_TARGET}/cmake)
 endif()