83e8a2654c
Revert "docs: promote SoftwareUpdater as easy tool to update Haiku." This reverts commit 6487273924d1546b57b1dad2573d1c1204e5ae22. This reverts commit 8aab3a0d5ec8deceb0ad0bed99812bdd42e2bde7. -- The Userguide and Welcome Guide are written and managed in the Userguide Translator, not in the tree.