Bump pelican from 4.2.0 to 4.5.0
Bump pelican from 4.2.0 to 4.5.0

Bumps [pelican](https://github.com/getpelican/pelican) from 4.2.0 to 4.5.0.
- [Release notes](https://github.com/getpelican/pelican/releases)
- [Changelog](https://github.com/getpelican/pelican/blob/master/docs/changelog.rst)
- [Commits](https://github.com/getpelican/pelican/compare/4.2.0...4.5.0)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
iKevinY/iKevinY.github.io,iKevinY/iKevinY.github.io,iKevinY/iKevinY.github.io