Update website for release 5.9.0

Author: amadio

_config.yml

@@ -1,6 +1,6 @@
 markdown: kramdown
 site_root: /afs/slac.stanford.edu/www/projects/scalla
-latest_release: 5.8.4
-latest_release_tar_gz: 5.8.4
+latest_release: 5.9.0
+latest_release_tar_gz: 5.9.0
 
 url: https://xrootd.web.cern.ch

_posts/2025-10-04-announcement_5_9_0.md

@@ -0,0 +1,17 @@
+---
+layout: default
+title:  Release announcement - 5.9.0
+---
+
+Release announcement - 5.9.0
+----------------------------
+
+The XRootD 5.9.0 feature release has been tagged.
+Please follow the links below for the release notes and more details.
+
+ * RHEL RPMs: <https://cern.ch/xrootd/xrootd.repo>
+ * Fedora RPMs: <https://cern.ch/xrootd/xrootd-fedora.repo>
+ * Release Notes: <https://github.com/xrootd/xrootd/releases/tag/v5.9.0>
+ * Release History: <https://github.com/xrootd/xrootd/blob/v5.9.0/docs/ReleaseNotes.txt>
+ * Source Tarball: <{{ site.url }}/download/v5.9.0/xrootd-5.9.0.tar.gz>
+

dload.md

@@ -13,11 +13,12 @@ You can get the most recent source tree by cloning our main git repository:
 
 Please make sure to check for any [**warnings**](docs.html) about known release
 issues and other [upgrade information](docs.html) prior to installing a release.
-You can also read the [RELEASE NOTES](https://github.com/xrootd/xrootd/blob/v5.8.4/docs/ReleaseNotes.txt)
+You can also read the [RELEASE NOTES](https://github.com/xrootd/xrootd/blob/v5.9.0/docs/ReleaseNotes.txt)
 and download the source tarballs:
 
 |Date      |File                                                       |Size         |MD5 Checksum                    |Comment      |
 |:--------:|:---------------------------------------------------------:|:-----------:|:------------------------------:|:-----------:|
+|2025-10-10|[xrootd-5.9.0.tar.gz]({{ site.url }}/download/v5.9.0/xrootd-5.9.0.tar.gz)|6944496 bytes|06eac2e869d3604e6da6b4b5fe802edf|Version 5.9.0|
 |2025-07-10|[xrootd-5.8.4.tar.gz]({{ site.url }}/download/v5.8.4/xrootd-5.8.4.tar.gz)|6902161 bytes|6918d479f3fc3125538ea300be6bab05|Version 5.8.4|
 |2025-06-05|[xrootd-5.8.3.tar.gz]({{ site.url }}/download/v5.8.3/xrootd-5.8.3.tar.gz)|6895925 bytes|3286a50a42db3b8fafc773b9f63ee202|Version 5.8.3|
 |2025-05-08|[xrootd-5.8.2.tar.gz]({{ site.url }}/download/v5.8.2/xrootd-5.8.2.tar.gz)|6892307 bytes|ab4e66db90ff77ef5acb031afa9cbdea|Version 5.8.2|