v5.5.0 Release

What's Changed

• fix: use floor() instead of trunc() for pre-epoch fractional seconds by @rootkiller6788 in #743
• Generate current service sources. by @thomasvl in #747
• Declare GTMSessionFetcherCore for GoogleAPIClientForRESTCore by @ylorn in #746
• Version bump for a release by @thomasvl in #748

New Contributors

• @rootkiller6788 made their first contribution in #743
• @ylorn made their first contribution in #746

Full Changelog: v5.4.0...v5.5.0