Update docs/faq.md: merge the sections "Troubleshooting" and "Maintenance"

Signed-off-by: Suguru Hirahara <acioustick@noreply.codeberg.org>

docs/faq.md

@@ -403,15 +403,7 @@ It can perform a local connection instead. Just set `ansible_connection=local` a
 
 If you're running Ansible from within a container (one of the possibilities we list on our [dedicated Ansible documentation page](ansible.md)), then using `ansible_connection=local` is not possible.
 
-## Troubleshooting
-
-### I get "Error response from daemon: configured logging driver does not support reading" when I do `docker logs matrix-synapse`.
-
-To prevent double-logging, Docker logging is disabled by explicitly passing `--log-driver=none` to all containers. Due to this, you **cannot** view logs using `docker logs matrix-*`.
-
-See [this section](maintenance-and-troubleshooting.md#how-to-see-the-logs) on the page for maintenance and troubleshooting for more details to see the logs.
-
-## Maintenance
+## Maintenance and Troubleshooting
 
 ### Do I need to do anything to keep my Matrix server updated?
 
@@ -431,6 +423,12 @@ When you [perform a major Postgres upgrade](maintenance-postgres.md#upgrading-po
 
 After verifying that everything still works after the Postgres upgrade, you can safely delete `/matrix/postgres/data-auto-upgrade-backup`
 
+### I get "Error response from daemon: configured logging driver does not support reading" when I do `docker logs matrix-synapse`.
+
+To prevent double-logging, Docker logging is disabled by explicitly passing `--log-driver=none` to all containers. Due to this, you **cannot** view logs using `docker logs matrix-*`.
+
+See [this section](maintenance-and-troubleshooting.md#how-to-see-the-logs) on the page for maintenance and troubleshooting for more details to see the logs.
+
 ## Miscellaneous
 
 ### I would like to see this favorite service of mine integrated and become available on my Matrix server. How can I request it?