DOCSP-48081: Fix setting indentation (#2125)

(cherry picked from commit 3536408)

Author: norareidy

source/includes/steps-configure-filesystem-store.yaml

@@ -66,7 +66,7 @@ content: |
             enabled: true
             fileSystemStores:
               - name: filesystem1
-             assignmentLabels: ["test1", "test2"]
+            assignmentLabels: ["test1", "test2"]
             opLogStores:
               assignmentLabels: ["test1", "test2"]
               - name: oplog1