[deps] Update pelican requirement from ~=4.10.2 to ~=4.11.0

Updates the requirements on [pelican](https://github.com/getpelican/pelican) to permit the latest version.
- [Release notes](https://github.com/getpelican/pelican/releases)
- [Changelog](https://github.com/getpelican/pelican/blob/main/docs/changelog.rst)
- [Commits](getpelican/pelican@4.10.2...4.11.0)

---
updated-dependencies:
- dependency-name: pelican
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -1,4 +1,4 @@
-pelican~=4.10.2
+pelican~=4.11.0
 pelican-jinja2content~=1.0.1
 pelican-minify~=2.0.0
 pelican-sitemap~=1.2.0