Failure building on Windows

[dabonnie]

Description

Unable to build libstatistics_collector on Windows.

Expected Behavior

Build the package on Windows.

Actual Behavior

Found via CI for ros2/rclcpp#1050

11:11:33 C:\ci\ws\src\system_metrics_collector\libstatistics_collector\test\moving_average_statistics\test_moving_average_statistics.cpp(124,3): warning C4244: 'argument': conversion from 'const uint64_t' to 'RawType', possible loss of data [C:\ci\ws\build\libstatistics_collector\test_moving_average_statistics.vcxproj]

11:11:33           with

11:11:33           [

11:11:33               RawType=double

11:11:33           ]

11:11:33 C:\ci\ws\src\system_metrics_collector\libstatistics_collector\test\moving_average_statistics\test_moving_average_statistics.cpp(147,3): warning C4244: 'argument': conversion from 'uint64_t' to 'RawType', possible loss of data [C:\ci\ws\build\libstatistics_collector\test_moving_average_statistics.vcxproj]

11:11:33           with

11:11:33           [

11:11:33               RawType=double

11:11:33           ]

11:11:33   Building Custom Rule C:/ci/ws/src/system_metrics_collector/libstatistics_collector/CMakeLists.txt

11:11:33   test_received_message_age.cpp

11:11:33 C:\ci\ws\src\system_metrics_collector\libstatistics_collector\test\topic_statistics_collector\test_received_message_age.cpp(101,30): warning C4244: '=': conversion from 'rcl_time_point_value_t' to 'builtin_interfaces::msg::Time_<std::allocator<void>>::_nanosec_type', possible loss of data [C:\ci\ws\build\libstatistics_collector\test_received_message_age.vcxproj]

11:11:33 LINK : fatal error LNK1181: cannot open input file 'Release\libstatistics_collector.lib' [C:\ci\ws\build\libstatistics_collector\test_received_message_age.vcxproj]

11:11:33   Building Custom Rule C:/ci/ws/src/system_metrics_collector/libstatistics_collector/CMakeLists.txt

11:11:33   test_received_message_period.cpp

11:11:33 LINK : fatal error LNK1181: cannot open input file 'Release\libstatistics_collector.lib' [C:\ci\ws\build\libstatistics_collector\test_received_message_period.vcxproj]

11:11:33 ---

https://ci.ros2.org/job/ci_windows/9880/console#console-section-4

To Reproduce

PROMPT: Steps to reproduce the behavior:

1. Build the package on windows via the CI

System (please complete the following information)

• OS: CI Windows
• ROS2 Distro: master

[dabonnie]

Resolved in #136 and #137