docs(deploy): fix backup script volume names (#778)

Co-authored-by: Ricki <141253288+RickiJay-WMDE@users.noreply.github.com>

deploy/README.md

@@ -146,12 +146,13 @@ To back up your data, shut down the instance and dump the contents of all Docker
 docker compose down
 
 for v in \
-    wikibase-suite-wikibase_image-data \
-    wikibase-suite_mysql-data \
-    wikibase-suite_wdqs-data \
-    wikibase-suite_elasticsearch-data \
-    wikibase-suite_quickstatements-data \
-    wikibase-suite_traefik-letsencrypt-data; do
+    wbs-deploy_elasticsearch-data \
+    wbs-deploy_mysql-data \
+    wbs-deploy_quickstatements-data \
+    wbs-deploy_traefik-letsencrypt-data \
+    wbs-deploy_wdqs-data \
+    wbs-deploy_wikibase-image-data \
+    ; do
   docker run --rm --volume $v:/backup debian:12-slim tar cz backup > $v.tar.gz
 done
 ```
@@ -164,12 +165,13 @@ To restore the volume backups, ensure your instance has been shut down by runnin
 docker compose down
 
 for v in \
-    wikibase-suite-wikibase_image-data \
-    wikibase-suite_mysql-data \
-    wikibase-suite_wdqs-data \
-    wikibase-suite_elasticsearch-data \
-    wikibase-suite_quickstatements-data \
-    wikibase-suite_traefik-letsencrypt-data; do
+    wbs-deploy_elasticsearch-data \
+    wbs-deploy_mysql-data \
+    wbs-deploy_quickstatements-data \
+    wbs-deploy_traefik-letsencrypt-data \
+    wbs-deploy_wdqs-data \
+    wbs-deploy_wikibase-image-data \
+    ; do
   docker volume rm $v 2> /dev/null
   docker volume create $v
   docker run -i --rm --volume $v:/backup debian:12-slim tar xz < $v.tar.gz