Add dylib suffix on MacOS

Author: Tobias-Fischer

backward_rosConfig.cmake.in

@@ -2,8 +2,10 @@
 set_and_check(backward_ros_INCLUDE_DIRS "@BACKWARD_ROS_INSTALL_PREFIX@/include")
 if(WIN32)
 set_and_check(backward_ros_LIBRARIES "@BACKWARD_ROS_INSTALL_PREFIX@/lib/backward.lib")
+elseif(APPLE)
+set_and_check(backward_ros_LIBRARIES "@BACKWARD_ROS_INSTALL_PREFIX@/lib/libbackward.dylib")
 else()
 set_and_check(backward_ros_LIBRARIES "@BACKWARD_ROS_INSTALL_PREFIX@/lib/libbackward.so")
 endif()
 check_required_components(backward_ros)
-include(@BACKWARD_ROS_INSTALL_PREFIX@/share/@PROJECT_NAME@/cmake/BackwardConfigAment.cmake)
+include(@BACKWARD_ROS_INSTALL_PREFIX@/share/@PROJECT_NAME@/cmake/BackwardConfigAment.cmake)