Consistently pluralize headings

p · andf-mongodb · commit 8eedb8230bc2 · 2020-04-28T14:33:47.000-04:00
diff --git a/source/mongodump.txt b/source/mongodump.txt
@@ -74,8 +74,8 @@ For an overview of :binary:`~bin.mongodump` in conjunction with
 
 - :manual:`MongoDB Backup Methods</core/backups>`
 
-Sharded Cluster
-~~~~~~~~~~~~~~~
+Sharded Clusters
+~~~~~~~~~~~~~~~~
 
 .. include:: /includes/extracts/sharded-clusters-backup-restore-mongodump-mongorestore-restriction.rst
 
