Fix https://github.com/scylladb/scylladb/issues/11376
This PR adds the upgrade guide from version 5.0 to 5.1. It involves adding new files (5.0-to-5.1) and language/formatting improvements to the existing content (shared by several upgrade guides).
Closes#11577
* github.com:scylladb/scylladb:
doc: upgrade the command to upgrade the ScyllaDB image from 5.0 to 5.1
doc: add the guide to upgrade ScyllaDB from 5.0 to 5.1
In this PR, I have:
- removed the docs for Manager (including the sources for Manager 2.1 and the upgrade guides).
- added redirects to https://manager.docs.scylladb.com/.
- replaced the internal links with external links to https://manager.docs.scylladb.com/.
Closes#11162
* github.com:scylladb/scylladb:
doc: update the link to fix the warning about duplicate targets
Update docs/kb/gc-grace-seconds.rst
Update docs/_utils/redirects.yaml
doc: update the links to Manager
doc: add the link to manager.docs.scylladb.com to the toctree
doc: remove the docs for Manager - the Manager page, the guide for Manager 2.1, Manger upgrade guides
doc: add redirections from Manager 2.1 to the Manager docs
doc: add redirections to manager.docs.scylladb.com
Fix https://github.com/scylladb/scylla-docs/issues/4125
I've added the upgrade guides from 5.0 to 2022.1. They are based on the previous upgrade guides from Open Source to Enterprise.
Closes#11108
* github.com:scylladb/scylladb:
doc: apply feedback about scylla-enterprise-machine-image
doc: update the note about installing scylla-enterprise-machine-image
update the info about installing scylla-enterprise-machine-image during upgrade
doc: add the requirement to install scylla-enterprise-machine-image if the previous version was installed with an image
doc: update the info about metrics in 2022.1 compared to 5.0
doc: minor formatting and language fixes
doc: add the new guide to the toctree
doc: add the upgrade guide from 5.0 to 2022.1
