Merge branch 'docs/mg-dontdrop-20230602' into 'master'

Use more specific wording in lost secrets recovery procedure

See merge request !122448



Merged-by: Achilleas Pipinellis <axil@gitlab.com>
Co-authored-by: Manuel Grabowski <mgrabowski@gitlab.com>

doc/raketasks/backup_restore.md

@@ -570,7 +570,7 @@ after which users must reactivate 2FA.
 
    These are the variables that you need to delete.
 
-1. Drop the table:
+1. Delete all variables:
 
    ```sql
    DELETE FROM ci_group_variables;